258972441

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1361}}^1$

素因数の和:1442

約数の個数: 64

約数和(自身を含む): 461293056

約数和(自身を除く): 202320615

約数列:

[1, 3, 7, 13, 17, 21, 39, 41, 51, 91, 119, 123, 221, 273, 287, 357, 533, 663, 697, 861, 1361, 1547, 1599, 2091, 3731, 4083, 4641, 4879, 9061, 9527, 11193, 14637, 17693, 23137, 27183, 28581, 53079, 55801, 63427, 69411, 123851, 161959, 167403, 190281, 300781, 371553, 390607, 485877, 725413, 902343, 948617, 1171821, 2105467, 2176239, 2845851, 5077891, 6316401, 6640319, 12332021, 15233673, 19920957, 36996063, 86324147, 258972441]

約数ペア:

[(1, 258972441), (3, 86324147), (7, 36996063), (13, 19920957), (17, 15233673), (21, 12332021), (39, 6640319), (41, 6316401), (51, 5077891), (91, 2845851), (119, 2176239), (123, 2105467), (221, 1171821), (273, 948617), (287, 902343), (357, 725413), (533, 485877), (663, 390607), (697, 371553), (861, 300781), (1361, 190281), (1547, 167403), (1599, 161959), (2091, 123851), (3731, 69411), (4083, 63427), (4641, 55801), (4879, 53079), (9061, 28581), (9527, 27183), (11193, 23137), (14637, 17693)]