28293075

素因数分解:

$3^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{3067}}^1$

素因数の和:3124

約数の個数: 36

約数和(自身を含む): 51928968

約数和(自身を除く): 23635893

約数列:

[1, 3, 5, 9, 15, 25, 41, 45, 75, 123, 205, 225, 369, 615, 1025, 1845, 3067, 3075, 9201, 9225, 15335, 27603, 46005, 76675, 125747, 138015, 230025, 377241, 628735, 690075, 1131723, 1886205, 3143675, 5658615, 9431025, 28293075]

約数ペア:

[(1, 28293075), (3, 9431025), (5, 5658615), (9, 3143675), (15, 1886205), (25, 1131723), (41, 690075), (45, 628735), (75, 377241), (123, 230025), (205, 138015), (225, 125747), (369, 76675), (615, 46005), (1025, 27603), (1845, 15335), (3067, 9225), (3075, 9201)]