25574805

素因数分解:

$3^3\times 5^1\times {\mathrm{389}}^1\times {\mathrm{487}}^1$

素因数の和:890

約数の個数: 32

約数和(自身を含む): 45676800

約数和(自身を除く): 20101995

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 389, 487, 1167, 1461, 1945, 2435, 3501, 4383, 5835, 7305, 10503, 13149, 17505, 21915, 52515, 65745, 189443, 568329, 947215, 1704987, 2841645, 5114961, 8524935, 25574805]

約数ペア:

[(1, 25574805), (3, 8524935), (5, 5114961), (9, 2841645), (15, 1704987), (27, 947215), (45, 568329), (135, 189443), (389, 65745), (487, 52515), (1167, 21915), (1461, 17505), (1945, 13149), (2435, 10503), (3501, 7305), (4383, 5835)]