87872835

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1\times {\mathrm{227}}^1$

素因数の和:563

約数の個数: 32

約数和(自身を含む): 143016192

約数和(自身を除く): 55143357

約数列:

[1, 3, 5, 15, 131, 197, 227, 393, 591, 655, 681, 985, 1135, 1965, 2955, 3405, 25807, 29737, 44719, 77421, 89211, 129035, 134157, 148685, 223595, 387105, 446055, 670785, 5858189, 17574567, 29290945, 87872835]

約数ペア:

[(1, 87872835), (3, 29290945), (5, 17574567), (15, 5858189), (131, 670785), (197, 446055), (227, 387105), (393, 223595), (591, 148685), (655, 134157), (681, 129035), (985, 89211), (1135, 77421), (1965, 44719), (2955, 29737), (3405, 25807)]