216848944

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{8209}}^1$

素因数の和:8357

約数の個数: 40

約数和(自身を含む): 456081920

約数和(自身を除く): 239232976

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 127, 208, 254, 508, 1016, 1651, 2032, 3302, 6604, 8209, 13208, 16418, 26416, 32836, 65672, 106717, 131344, 213434, 426868, 853736, 1042543, 1707472, 2085086, 4170172, 8340344, 13553059, 16680688, 27106118, 54212236, 108424472, 216848944]

約数ペア:

[(1, 216848944), (2, 108424472), (4, 54212236), (8, 27106118), (13, 16680688), (16, 13553059), (26, 8340344), (52, 4170172), (104, 2085086), (127, 1707472), (208, 1042543), (254, 853736), (508, 426868), (1016, 213434), (1651, 131344), (2032, 106717), (3302, 65672), (6604, 32836), (8209, 26416), (13208, 16418)]