20207115

素因数分解:

$3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1657}}^1$

素因数の和:1939

約数の個数: 24

約数和(自身を含む): 35176128

約数和(自身を除く): 14969013

約数列:

[1, 3, 5, 9, 15, 45, 271, 813, 1355, 1657, 2439, 4065, 4971, 8285, 12195, 14913, 24855, 74565, 449047, 1347141, 2245235, 4041423, 6735705, 20207115]

約数ペア:

[(1, 20207115), (3, 6735705), (5, 4041423), (9, 2245235), (15, 1347141), (45, 449047), (271, 74565), (813, 24855), (1355, 14913), (1657, 12195), (2439, 8285), (4065, 4971)]