128241316

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1\times {\mathrm{331}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 261700992

約数和(自身を除く): 133459676

約数列:

[1, 2, 4, 7, 14, 28, 101, 137, 202, 274, 331, 404, 548, 662, 707, 959, 1324, 1414, 1918, 2317, 2828, 3836, 4634, 9268, 13837, 27674, 33431, 45347, 55348, 66862, 90694, 96859, 133724, 181388, 193718, 234017, 317429, 387436, 468034, 634858, 936068, 1269716, 4580047, 9160094, 18320188, 32060329, 64120658, 128241316]

約数ペア:

[(1, 128241316), (2, 64120658), (4, 32060329), (7, 18320188), (14, 9160094), (28, 4580047), (101, 1269716), (137, 936068), (202, 634858), (274, 468034), (331, 387436), (404, 317429), (548, 234017), (662, 193718), (707, 181388), (959, 133724), (1324, 96859), (1414, 90694), (1918, 66862), (2317, 55348), (2828, 45347), (3836, 33431), (4634, 27674), (9268, 13837)]