405132

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1$

素因数の和:87

約数の個数: 72

約数和(自身を含む): 1206576

約数和(自身を除く): 801444

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 53, 78, 84, 91, 98, 106, 147, 156, 159, 182, 196, 212, 273, 294, 318, 364, 371, 546, 588, 636, 637, 689, 742, 1092, 1113, 1274, 1378, 1484, 1911, 2067, 2226, 2548, 2597, 2756, 3822, 4134, 4452, 4823, 5194, 7644, 7791, 8268, 9646, 10388, 14469, 15582, 19292, 28938, 31164, 33761, 57876, 67522, 101283, 135044, 202566, 405132]

約数ペア:

[(1, 405132), (2, 202566), (3, 135044), (4, 101283), (6, 67522), (7, 57876), (12, 33761), (13, 31164), (14, 28938), (21, 19292), (26, 15582), (28, 14469), (39, 10388), (42, 9646), (49, 8268), (52, 7791), (53, 7644), (78, 5194), (84, 4823), (91, 4452), (98, 4134), (106, 3822), (147, 2756), (156, 2597), (159, 2548), (182, 2226), (196, 2067), (212, 1911), (273, 1484), (294, 1378), (318, 1274), (364, 1113), (371, 1092), (546, 742), (588, 689), (636, 637)]