198215251

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{2551}}^1$

素因数の和:2746

約数の個数: 16

約数和(自身を含む): 220084480

約数和(自身を除く): 21869229

約数列:

[1, 13, 43, 139, 559, 1807, 2551, 5977, 33163, 77701, 109693, 354589, 1426009, 4609657, 15247327, 198215251]

約数ペア:

[(1, 198215251), (13, 15247327), (43, 4609657), (139, 1426009), (559, 354589), (1807, 109693), (2551, 77701), (5977, 33163)]