68173406

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:142

約数の個数: 72

約数和(自身を含む): 131344416

約数和(自身を除く): 63171010

約数列:

[1, 2, 7, 14, 19, 38, 41, 47, 49, 82, 94, 98, 133, 266, 287, 329, 361, 574, 658, 722, 779, 893, 931, 1558, 1786, 1862, 1927, 2009, 2303, 2527, 3854, 4018, 4606, 5054, 5453, 6251, 10906, 12502, 13489, 14801, 16967, 17689, 26978, 29602, 33934, 35378, 36613, 38171, 43757, 73226, 76342, 87514, 94423, 103607, 118769, 188846, 207214, 237538, 256291, 512582, 695647, 725249, 831383, 1391294, 1450498, 1662766, 1794037, 3588074, 4869529, 9739058, 34086703, 68173406]

約数ペア:

[(1, 68173406), (2, 34086703), (7, 9739058), (14, 4869529), (19, 3588074), (38, 1794037), (41, 1662766), (47, 1450498), (49, 1391294), (82, 831383), (94, 725249), (98, 695647), (133, 512582), (266, 256291), (287, 237538), (329, 207214), (361, 188846), (574, 118769), (658, 103607), (722, 94423), (779, 87514), (893, 76342), (931, 73226), (1558, 43757), (1786, 38171), (1862, 36613), (1927, 35378), (2009, 33934), (2303, 29602), (2527, 26978), (3854, 17689), (4018, 16967), (4606, 14801), (5054, 13489), (5453, 12502), (6251, 10906)]