31134649

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1321}}^1$

素因数の和:1385

約数の個数: 24

約数和(自身を含む): 40088328

約数和(自身を除く): 8953679

約数列:

[1, 7, 13, 37, 49, 91, 259, 481, 637, 1321, 1813, 3367, 9247, 17173, 23569, 48877, 64729, 120211, 342139, 635401, 841477, 2394973, 4447807, 31134649]

約数ペア:

[(1, 31134649), (7, 4447807), (13, 2394973), (37, 841477), (49, 635401), (91, 342139), (259, 120211), (481, 64729), (637, 48877), (1321, 23569), (1813, 17173), (3367, 9247)]