203977137

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{2357}}^1$

素因数の和:2697

約数の個数: 32

約数和(自身を含む): 335930112

約数和(自身を除く): 131952975

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 317, 951, 2219, 2357, 4121, 6657, 7071, 12363, 16499, 28847, 30641, 49497, 86541, 91923, 214487, 643461, 747169, 2241507, 5230183, 9713197, 15690549, 29139591, 67992379, 203977137]

約数ペア:

[(1, 203977137), (3, 67992379), (7, 29139591), (13, 15690549), (21, 9713197), (39, 5230183), (91, 2241507), (273, 747169), (317, 643461), (951, 214487), (2219, 91923), (2357, 86541), (4121, 49497), (6657, 30641), (7071, 28847), (12363, 16499)]