251567343

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{3943}}^1$

素因数の和:4108

約数の個数: 32

約数和(自身を含む): 397555200

約数和(自身を除く): 145987857

約数列:

[1, 3, 9, 17, 27, 51, 139, 153, 417, 459, 1251, 2363, 3753, 3943, 7089, 11829, 21267, 35487, 63801, 67031, 106461, 201093, 548077, 603279, 1644231, 1809837, 4932693, 9317309, 14798079, 27951927, 83855781, 251567343]

約数ペア:

[(1, 251567343), (3, 83855781), (9, 27951927), (17, 14798079), (27, 9317309), (51, 4932693), (139, 1809837), (153, 1644231), (417, 603279), (459, 548077), (1251, 201093), (2363, 106461), (3753, 67031), (3943, 63801), (7089, 35487), (11829, 21267)]