71431688

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{16943}}^1$

素因数の和:16997

約数の個数: 32

約数和(自身を含む): 146396160

約数和(自身を除く): 74964472

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 124, 136, 248, 527, 1054, 2108, 4216, 16943, 33886, 67772, 135544, 288031, 525233, 576062, 1050466, 1152124, 2100932, 2304248, 4201864, 8928961, 17857922, 35715844, 71431688]

約数ペア:

[(1, 71431688), (2, 35715844), (4, 17857922), (8, 8928961), (17, 4201864), (31, 2304248), (34, 2100932), (62, 1152124), (68, 1050466), (124, 576062), (136, 525233), (248, 288031), (527, 135544), (1054, 67772), (2108, 33886), (4216, 16943)]