28635615

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{21943}}^1$

素因数の和:21983

約数の個数: 24

約数和(自身を含む): 51348960

約数和(自身を除く): 22713345

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 21943, 65829, 109715, 197487, 329145, 636347, 987435, 1909041, 3181735, 5727123, 9545205, 28635615]

約数ペア:

[(1, 28635615), (3, 9545205), (5, 5727123), (9, 3181735), (15, 1909041), (29, 987435), (45, 636347), (87, 329145), (145, 197487), (261, 109715), (435, 65829), (1305, 21943)]