18883215735

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{135349}}^1$

素因数の和:135559

約数の個数: 32

約数和(自身を含む): 30872793600

約数和(自身を除く): 11989577865

約数列:

[1, 3, 5, 15, 71, 131, 213, 355, 393, 655, 1065, 1965, 9301, 27903, 46505, 135349, 139515, 406047, 676745, 2030235, 9609779, 17730719, 28829337, 48048895, 53192157, 88653595, 144146685, 265960785, 1258881049, 3776643147, 6294405245, 18883215735]

約数ペア:

[(1, 18883215735), (3, 6294405245), (5, 3776643147), (15, 1258881049), (71, 265960785), (131, 144146685), (213, 88653595), (355, 53192157), (393, 48048895), (655, 28829337), (1065, 17730719), (1965, 9609779), (9301, 2030235), (27903, 676745), (46505, 406047), (135349, 139515)]