63897525

素因数分解:

$3^3\times 5^2\times {\mathrm{181}}^1\times {\mathrm{523}}^1$

素因数の和:723

約数の個数: 48

約数和(自身を含む): 118256320

約数和(自身を除く): 54358795

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 181, 225, 523, 543, 675, 905, 1569, 1629, 2615, 2715, 4525, 4707, 4887, 7845, 8145, 13075, 13575, 14121, 23535, 24435, 39225, 40725, 70605, 94663, 117675, 122175, 283989, 353025, 473315, 851967, 1419945, 2366575, 2555901, 4259835, 7099725, 12779505, 21299175, 63897525]

約数ペア:

[(1, 63897525), (3, 21299175), (5, 12779505), (9, 7099725), (15, 4259835), (25, 2555901), (27, 2366575), (45, 1419945), (75, 851967), (135, 473315), (181, 353025), (225, 283989), (523, 122175), (543, 117675), (675, 94663), (905, 70605), (1569, 40725), (1629, 39225), (2615, 24435), (2715, 23535), (4525, 14121), (4707, 13575), (4887, 13075), (7845, 8145)]