51220815

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{1613}}^1$

素因数の和:1723

約数の個数: 32

約数和(自身を含む): 85993920

約数和(自身を除く): 34773105

約数列:

[1, 3, 5, 15, 29, 73, 87, 145, 219, 365, 435, 1095, 1613, 2117, 4839, 6351, 8065, 10585, 24195, 31755, 46777, 117749, 140331, 233885, 353247, 588745, 701655, 1766235, 3414721, 10244163, 17073605, 51220815]

約数ペア:

[(1, 51220815), (3, 17073605), (5, 10244163), (15, 3414721), (29, 1766235), (73, 701655), (87, 588745), (145, 353247), (219, 233885), (365, 140331), (435, 117749), (1095, 46777), (1613, 31755), (2117, 24195), (4839, 10585), (6351, 8065)]