138615575

素因数分解:

$5^2\times 7^1\times {\mathrm{653}}^1\times {\mathrm{1213}}^1$

素因数の和:1883

約数の個数: 24

約数和(自身を含む): 196901088

約数和(自身を除く): 58285513

約数列:

[1, 5, 7, 25, 35, 175, 653, 1213, 3265, 4571, 6065, 8491, 16325, 22855, 30325, 42455, 114275, 212275, 792089, 3960445, 5544623, 19802225, 27723115, 138615575]

約数ペア:

[(1, 138615575), (5, 27723115), (7, 19802225), (25, 5544623), (35, 3960445), (175, 792089), (653, 212275), (1213, 114275), (3265, 42455), (4571, 30325), (6065, 22855), (8491, 16325)]