280059962

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{80989}}^1$

素因数の和:81030

約数の個数: 32

約数和(自身を含む): 544252800

約数和(自身を除く): 264192838

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 80989, 161978, 566923, 1052857, 1133846, 1538791, 2105714, 3077582, 7369999, 10771537, 14739998, 20004283, 21543074, 40008566, 140029981, 280059962]

約数ペア:

[(1, 280059962), (2, 140029981), (7, 40008566), (13, 21543074), (14, 20004283), (19, 14739998), (26, 10771537), (38, 7369999), (91, 3077582), (133, 2105714), (182, 1538791), (247, 1133846), (266, 1052857), (494, 566923), (1729, 161978), (3458, 80989)]