1013640784

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{61687}}^1$

素因数の和:61787

約数の個数: 40

約数和(自身を含む): 2141807360

約数和(自身を除く): 1128166576

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 79, 104, 158, 208, 316, 632, 1027, 1264, 2054, 4108, 8216, 16432, 61687, 123374, 246748, 493496, 801931, 986992, 1603862, 3207724, 4873273, 6415448, 9746546, 12830896, 19493092, 38986184, 63352549, 77972368, 126705098, 253410196, 506820392, 1013640784]

約数ペア:

[(1, 1013640784), (2, 506820392), (4, 253410196), (8, 126705098), (13, 77972368), (16, 63352549), (26, 38986184), (52, 19493092), (79, 12830896), (104, 9746546), (158, 6415448), (208, 4873273), (316, 3207724), (632, 1603862), (1027, 986992), (1264, 801931), (2054, 493496), (4108, 246748), (8216, 123374), (16432, 61687)]