28529505

素因数分解:

$3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{2843}}^1$

素因数の和:3077

約数の個数: 24

約数和(自身を含む): 49690368

約数和(自身を除く): 21160863

約数列:

[1, 3, 5, 9, 15, 45, 223, 669, 1115, 2007, 2843, 3345, 8529, 10035, 14215, 25587, 42645, 127935, 633989, 1901967, 3169945, 5705901, 9509835, 28529505]

約数ペア:

[(1, 28529505), (3, 9509835), (5, 5705901), (9, 3169945), (15, 1901967), (45, 633989), (223, 127935), (669, 42645), (1115, 25587), (2007, 14215), (2843, 10035), (3345, 8529)]