311949352

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{272683}}^1$

素因数の和:272713

約数の個数: 32

約数和(自身を含む): 687163680

約数和(自身を除く): 375214328

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 272683, 545366, 1090732, 2181464, 2999513, 3544879, 5999026, 7089758, 11998052, 14179516, 23996104, 28359032, 38993669, 77987338, 155974676, 311949352]

約数ペア:

[(1, 311949352), (2, 155974676), (4, 77987338), (8, 38993669), (11, 28359032), (13, 23996104), (22, 14179516), (26, 11998052), (44, 7089758), (52, 5999026), (88, 3544879), (104, 2999513), (143, 2181464), (286, 1090732), (572, 545366), (1144, 272683)]