87237565

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{6781}}^1$

素因数の和:6900

約数の個数: 16

約数和(自身を含む): 109380096

約数和(自身を除く): 22142531

約数列:

[1, 5, 31, 83, 155, 415, 2573, 6781, 12865, 33905, 210211, 562823, 1051055, 2814115, 17447513, 87237565]

約数ペア:

[(1, 87237565), (5, 17447513), (31, 2814115), (83, 1051055), (155, 562823), (415, 210211), (2573, 33905), (6781, 12865)]