128519248

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{56171}}^1$

素因数の和:56203

約数の個数: 40

約数和(自身を含む): 292543776

約数和(自身を除く): 164024528

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 572, 1144, 2288, 56171, 112342, 224684, 449368, 617881, 730223, 898736, 1235762, 1460446, 2471524, 2920892, 4943048, 5841784, 8032453, 9886096, 11683568, 16064906, 32129812, 64259624, 128519248]

約数ペア:

[(1, 128519248), (2, 64259624), (4, 32129812), (8, 16064906), (11, 11683568), (13, 9886096), (16, 8032453), (22, 5841784), (26, 4943048), (44, 2920892), (52, 2471524), (88, 1460446), (104, 1235762), (143, 898736), (176, 730223), (208, 617881), (286, 449368), (572, 224684), (1144, 112342), (2288, 56171)]