308193145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{653}}^1$

素因数の和:861

約数の個数: 32

約数和(自身を含む): 409383072

約数和(自身を除く): 101189927

約数列:

[1, 5, 13, 53, 65, 137, 265, 653, 685, 689, 1781, 3265, 3445, 7261, 8489, 8905, 34609, 36305, 42445, 89461, 94393, 173045, 447305, 449917, 471965, 1162993, 2249585, 4741433, 5814965, 23707165, 61638629, 308193145]

約数ペア:

[(1, 308193145), (5, 61638629), (13, 23707165), (53, 5814965), (65, 4741433), (137, 2249585), (265, 1162993), (653, 471965), (685, 449917), (689, 447305), (1781, 173045), (3265, 94393), (3445, 89461), (7261, 42445), (8489, 36305), (8905, 34609)]