71689918

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{4001}}^1$

素因数の和:4068

約数の個数: 24

約数和(自身を含む): 117946944

約数和(自身を除く): 46257026

約数列:

[1, 2, 17, 31, 34, 62, 289, 527, 578, 1054, 4001, 8002, 8959, 17918, 68017, 124031, 136034, 248062, 1156289, 2108527, 2312578, 4217054, 35844959, 71689918]

約数ペア:

[(1, 71689918), (2, 35844959), (17, 4217054), (31, 2312578), (34, 2108527), (62, 1156289), (289, 248062), (527, 136034), (578, 124031), (1054, 68017), (4001, 17918), (8002, 8959)]