127640656

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{55787}}^1$

素因数の和:55819

約数の個数: 40

約数和(自身を含む): 290543904

約数和(自身を除く): 162903248

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 572, 1144, 2288, 55787, 111574, 223148, 446296, 613657, 725231, 892592, 1227314, 1450462, 2454628, 2900924, 4909256, 5801848, 7977541, 9818512, 11603696, 15955082, 31910164, 63820328, 127640656]

約数ペア:

[(1, 127640656), (2, 63820328), (4, 31910164), (8, 15955082), (11, 11603696), (13, 9818512), (16, 7977541), (22, 5801848), (26, 4909256), (44, 2900924), (52, 2454628), (88, 1450462), (104, 1227314), (143, 892592), (176, 725231), (208, 613657), (286, 446296), (572, 223148), (1144, 111574), (2288, 55787)]