1217307

素因数分解:

$3^1\times 7^4\times {\mathrm{13}}^2$

素因数の和:57

約数の個数: 30

約数和(自身を含む): 2050332

約数和(自身を除く): 833025

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 169, 273, 343, 507, 637, 1029, 1183, 1911, 2401, 3549, 4459, 7203, 8281, 13377, 24843, 31213, 57967, 93639, 173901, 405769, 1217307]

約数ペア:

[(1, 1217307), (3, 405769), (7, 173901), (13, 93639), (21, 57967), (39, 31213), (49, 24843), (91, 13377), (147, 8281), (169, 7203), (273, 4459), (343, 3549), (507, 2401), (637, 1911), (1029, 1183)]