227640530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{3361}}^1$

素因数の和:3902

約数の個数: 32

約数和(自身を含む): 442250928

約数和(自身を除く): 214610398

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 521, 1042, 2605, 3361, 5210, 6722, 6773, 13546, 16805, 33610, 33865, 43693, 67730, 87386, 218465, 436930, 1751081, 3502162, 8755405, 17510810, 22764053, 45528106, 113820265, 227640530]

約数ペア:

[(1, 227640530), (2, 113820265), (5, 45528106), (10, 22764053), (13, 17510810), (26, 8755405), (65, 3502162), (130, 1751081), (521, 436930), (1042, 218465), (2605, 87386), (3361, 67730), (5210, 43693), (6722, 33865), (6773, 33610), (13546, 16805)]