388481626

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{1867}}^1$

素因数の和:2086

約数の個数: 32

約数和(自身を含む): 643966848

約数和(自身を除く): 255485222

約数列:

[1, 2, 13, 26, 53, 106, 151, 302, 689, 1378, 1867, 1963, 3734, 3926, 8003, 16006, 24271, 48542, 98951, 104039, 197902, 208078, 281917, 563834, 1286363, 2572726, 3664921, 7329842, 14941601, 29883202, 194240813, 388481626]

約数ペア:

[(1, 388481626), (2, 194240813), (13, 29883202), (26, 14941601), (53, 7329842), (106, 3664921), (151, 2572726), (302, 1286363), (689, 563834), (1378, 281917), (1867, 208078), (1963, 197902), (3734, 104039), (3926, 98951), (8003, 48542), (16006, 24271)]