28210425

素因数分解:

$3^1\times 5^2\times {\mathrm{227}}^1\times {\mathrm{1657}}^1$

素因数の和:1897

約数の個数: 24

約数和(自身を含む): 46874976

約数和(自身を除く): 18664551

約数列:

[1, 3, 5, 15, 25, 75, 227, 681, 1135, 1657, 3405, 4971, 5675, 8285, 17025, 24855, 41425, 124275, 376139, 1128417, 1880695, 5642085, 9403475, 28210425]

約数ペア:

[(1, 28210425), (3, 9403475), (5, 5642085), (15, 1880695), (25, 1128417), (75, 376139), (227, 124275), (681, 41425), (1135, 24855), (1657, 17025), (3405, 8285), (4971, 5675)]