279725958

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^2\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:330

約数の個数: 72

約数和(自身を含む): 636362064

約数和(自身を除く): 356636106

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 103, 157, 186, 206, 279, 309, 314, 471, 558, 618, 927, 942, 961, 1413, 1854, 1922, 2826, 2883, 3193, 4867, 5766, 6386, 8649, 9579, 9734, 14601, 16171, 17298, 19158, 28737, 29202, 32342, 43803, 48513, 57474, 87606, 97026, 98983, 145539, 150877, 197966, 291078, 296949, 301754, 452631, 501301, 593898, 890847, 905262, 1002602, 1357893, 1503903, 1781694, 2715786, 3007806, 4511709, 9023418, 15540331, 31080662, 46620993, 93241986, 139862979, 279725958]

約数ペア:

[(1, 279725958), (2, 139862979), (3, 93241986), (6, 46620993), (9, 31080662), (18, 15540331), (31, 9023418), (62, 4511709), (93, 3007806), (103, 2715786), (157, 1781694), (186, 1503903), (206, 1357893), (279, 1002602), (309, 905262), (314, 890847), (471, 593898), (558, 501301), (618, 452631), (927, 301754), (942, 296949), (961, 291078), (1413, 197966), (1854, 150877), (1922, 145539), (2826, 98983), (2883, 97026), (3193, 87606), (4867, 57474), (5766, 48513), (6386, 43803), (8649, 32342), (9579, 29202), (9734, 28737), (14601, 19158), (16171, 17298)]