28495575

素因数分解:

$3^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{1423}}^1$

素因数の和:1528

約数の個数: 36

約数和(自身を含む): 51648480

約数和(自身を除く): 23152905

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 89, 225, 267, 445, 801, 1335, 1423, 2225, 4005, 4269, 6675, 7115, 12807, 20025, 21345, 35575, 64035, 106725, 126647, 320175, 379941, 633235, 1139823, 1899705, 3166175, 5699115, 9498525, 28495575]

約数ペア:

[(1, 28495575), (3, 9498525), (5, 5699115), (9, 3166175), (15, 1899705), (25, 1139823), (45, 633235), (75, 379941), (89, 320175), (225, 126647), (267, 106725), (445, 64035), (801, 35575), (1335, 21345), (1423, 20025), (2225, 12807), (4005, 7115), (4269, 6675)]