221807678404

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2437}}^1\times {\mathrm{23977}}^1$

素因数の和:26504

約数の個数: 48

約数和(自身を含む): 423940055728

約数和(自身を除く): 202132377324

約数列:

[1, 2, 4, 13, 26, 52, 73, 146, 292, 949, 1898, 2437, 3796, 4874, 9748, 23977, 31681, 47954, 63362, 95908, 126724, 177901, 311701, 355802, 623402, 711604, 1246804, 1750321, 2312713, 3500642, 4625426, 7001284, 9250852, 22754173, 45508346, 58431949, 91016692, 116863898, 233727796, 759615337, 1519230674, 3038461348, 4265532277, 8531064554, 17062129108, 55451919601, 110903839202, 221807678404]

約数ペア:

[(1, 221807678404), (2, 110903839202), (4, 55451919601), (13, 17062129108), (26, 8531064554), (52, 4265532277), (73, 3038461348), (146, 1519230674), (292, 759615337), (949, 233727796), (1898, 116863898), (2437, 91016692), (3796, 58431949), (4874, 45508346), (9748, 22754173), (23977, 9250852), (31681, 7001284), (47954, 4625426), (63362, 3500642), (95908, 2312713), (126724, 1750321), (177901, 1246804), (311701, 711604), (355802, 623402)]