656905956

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:378

約数の個数: 144

約数和(自身を含む): 1842958656

約数和(自身を除く): 1186052700

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 53, 84, 98, 106, 107, 147, 159, 196, 197, 212, 214, 294, 318, 321, 371, 394, 428, 588, 591, 636, 642, 742, 749, 788, 1113, 1182, 1284, 1379, 1484, 1498, 2226, 2247, 2364, 2597, 2758, 2996, 4137, 4452, 4494, 5194, 5243, 5516, 5671, 7791, 8274, 8988, 9653, 10388, 10441, 10486, 11342, 15582, 15729, 16548, 17013, 19306, 20882, 20972, 21079, 22684, 28959, 31164, 31323, 31458, 34026, 38612, 39697, 41764, 42158, 57918, 62646, 62916, 63237, 68052, 73087, 79394, 84316, 115836, 119091, 125292, 126474, 146174, 147553, 158788, 219261, 238182, 252948, 277879, 292348, 295106, 438522, 442659, 476364, 511609, 555758, 590212, 833637, 877044, 885318, 1023218, 1032871, 1111516, 1117187, 1534827, 1667274, 1770636, 2046436, 2065742, 2234374, 3069654, 3098613, 3334548, 3351561, 4131484, 4468748, 6139308, 6197226, 6703122, 7820309, 12394452, 13406244, 15640618, 23460927, 31281236, 46921854, 54742163, 93843708, 109484326, 164226489, 218968652, 328452978, 656905956]

約数ペア:

[(1, 656905956), (2, 328452978), (3, 218968652), (4, 164226489), (6, 109484326), (7, 93843708), (12, 54742163), (14, 46921854), (21, 31281236), (28, 23460927), (42, 15640618), (49, 13406244), (53, 12394452), (84, 7820309), (98, 6703122), (106, 6197226), (107, 6139308), (147, 4468748), (159, 4131484), (196, 3351561), (197, 3334548), (212, 3098613), (214, 3069654), (294, 2234374), (318, 2065742), (321, 2046436), (371, 1770636), (394, 1667274), (428, 1534827), (588, 1117187), (591, 1111516), (636, 1032871), (642, 1023218), (742, 885318), (749, 877044), (788, 833637), (1113, 590212), (1182, 555758), (1284, 511609), (1379, 476364), (1484, 442659), (1498, 438522), (2226, 295106), (2247, 292348), (2364, 277879), (2597, 252948), (2758, 238182), (2996, 219261), (4137, 158788), (4452, 147553), (4494, 146174), (5194, 126474), (5243, 125292), (5516, 119091), (5671, 115836), (7791, 84316), (8274, 79394), (8988, 73087), (9653, 68052), (10388, 63237), (10441, 62916), (10486, 62646), (11342, 57918), (15582, 42158), (15729, 41764), (16548, 39697), (17013, 38612), (19306, 34026), (20882, 31458), (20972, 31323), (21079, 31164), (22684, 28959)]