174967221

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{137}}^1\times {\mathrm{229}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 278804160

約数和(自身を除く): 103836939

約数列:

[1, 3, 11, 13, 33, 39, 137, 143, 169, 229, 411, 429, 507, 687, 1507, 1781, 1859, 2519, 2977, 4521, 5343, 5577, 7557, 8931, 19591, 23153, 31373, 32747, 38701, 58773, 69459, 94119, 98241, 116103, 254683, 345103, 407849, 425711, 764049, 1035309, 1223547, 1277133, 4486339, 5302037, 13459017, 15906111, 58322407, 174967221]

約数ペア:

[(1, 174967221), (3, 58322407), (11, 15906111), (13, 13459017), (33, 5302037), (39, 4486339), (137, 1277133), (143, 1223547), (169, 1035309), (229, 764049), (411, 425711), (429, 407849), (507, 345103), (687, 254683), (1507, 116103), (1781, 98241), (1859, 94119), (2519, 69459), (2977, 58773), (4521, 38701), (5343, 32747), (5577, 31373), (7557, 23153), (8931, 19591)]