127938712

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{5657}}^1$

素因数の和:5931

約数の個数: 32

約数和(自身を含む): 262757520

約数和(自身を除く): 134818808

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 257, 514, 1028, 2056, 2827, 5654, 5657, 11308, 11314, 22616, 22628, 45256, 62227, 124454, 248908, 497816, 1453849, 2907698, 5815396, 11630792, 15992339, 31984678, 63969356, 127938712]

約数ペア:

[(1, 127938712), (2, 63969356), (4, 31984678), (8, 15992339), (11, 11630792), (22, 5815396), (44, 2907698), (88, 1453849), (257, 497816), (514, 248908), (1028, 124454), (2056, 62227), (2827, 45256), (5654, 22628), (5657, 22616), (11308, 11314)]