28166685

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{887}}^1$

素因数の和:997

約数の個数: 32

約数和(自身を含む): 47312640

約数和(自身を除く): 19145955

約数列:

[1, 3, 5, 15, 29, 73, 87, 145, 219, 365, 435, 887, 1095, 2117, 2661, 4435, 6351, 10585, 13305, 25723, 31755, 64751, 77169, 128615, 194253, 323755, 385845, 971265, 1877779, 5633337, 9388895, 28166685]

約数ペア:

[(1, 28166685), (3, 9388895), (5, 5633337), (15, 1877779), (29, 971265), (73, 385845), (87, 323755), (145, 194253), (219, 128615), (365, 77169), (435, 64751), (887, 31755), (1095, 25723), (2117, 13305), (2661, 10585), (4435, 6351)]