30725786

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2137}}^1$

素因数の和:2238

約数の個数: 32

約数和(自身を含む): 57469440

約数和(自身を除く): 26743654

約数列:

[1, 2, 7, 13, 14, 26, 79, 91, 158, 182, 553, 1027, 1106, 2054, 2137, 4274, 7189, 14378, 14959, 27781, 29918, 55562, 168823, 194467, 337646, 388934, 1181761, 2194699, 2363522, 4389398, 15362893, 30725786]

約数ペア:

[(1, 30725786), (2, 15362893), (7, 4389398), (13, 2363522), (14, 2194699), (26, 1181761), (79, 388934), (91, 337646), (158, 194467), (182, 168823), (553, 55562), (1027, 29918), (1106, 27781), (2054, 14959), (2137, 14378), (4274, 7189)]