90881553

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{1019}}^1$

素因数の和:1197

約数の個数: 32

約数和(自身を含む): 144138240

約数和(自身を除く): 53256687

約数列:

[1, 3, 7, 21, 31, 93, 137, 217, 411, 651, 959, 1019, 2877, 3057, 4247, 7133, 12741, 21399, 29729, 31589, 89187, 94767, 139603, 221123, 418809, 663369, 977221, 2931663, 4327693, 12983079, 30293851, 90881553]

約数ペア:

[(1, 90881553), (3, 30293851), (7, 12983079), (21, 4327693), (31, 2931663), (93, 977221), (137, 663369), (217, 418809), (411, 221123), (651, 139603), (959, 94767), (1019, 89187), (2877, 31589), (3057, 29729), (4247, 21399), (7133, 12741)]