398429278

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{5413}}^1$

素因数の和:5596

約数の個数: 32

約数和(自身を含む): 682164000

約数和(自身を除く): 283734722

約数列:

[1, 2, 13, 19, 26, 38, 149, 247, 298, 494, 1937, 2831, 3874, 5413, 5662, 10826, 36803, 70369, 73606, 102847, 140738, 205694, 806537, 1337011, 1613074, 2674022, 10484981, 15324203, 20969962, 30648406, 199214639, 398429278]

約数ペア:

[(1, 398429278), (2, 199214639), (13, 30648406), (19, 20969962), (26, 15324203), (38, 10484981), (149, 2674022), (247, 1613074), (298, 1337011), (494, 806537), (1937, 205694), (2831, 140738), (3874, 102847), (5413, 73606), (5662, 70369), (10826, 36803)]