75131565

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{523}}^1$

素因数の和:749

約数の個数: 32

約数和(自身を含む): 123194496

約数和(自身を除く): 48062931

約数列:

[1, 3, 5, 15, 61, 157, 183, 305, 471, 523, 785, 915, 1569, 2355, 2615, 7845, 9577, 28731, 31903, 47885, 82111, 95709, 143655, 159515, 246333, 410555, 478545, 1231665, 5008771, 15026313, 25043855, 75131565]

約数ペア:

[(1, 75131565), (3, 25043855), (5, 15026313), (15, 5008771), (61, 1231665), (157, 478545), (183, 410555), (305, 246333), (471, 159515), (523, 143655), (785, 95709), (915, 82111), (1569, 47885), (2355, 31903), (2615, 28731), (7845, 9577)]