201557395

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{4649}}^1$

素因数の和:4719

約数の個数: 32

約数和(自身を含む): 281232000

約数和(自身を除く): 79674605

約数列:

[1, 5, 13, 23, 29, 65, 115, 145, 299, 377, 667, 1495, 1885, 3335, 4649, 8671, 23245, 43355, 60437, 106927, 134821, 302185, 534635, 674105, 1390051, 1752673, 3100883, 6950255, 8763365, 15504415, 40311479, 201557395]

約数ペア:

[(1, 201557395), (5, 40311479), (13, 15504415), (23, 8763365), (29, 6950255), (65, 3100883), (115, 1752673), (145, 1390051), (299, 674105), (377, 534635), (667, 302185), (1495, 134821), (1885, 106927), (3335, 60437), (4649, 43355), (8671, 23245)]