421864885

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{11779}}^1$

素因数の和:11845

約数の個数: 32

約数和(自身を含む): 593712000

約数和(自身を除く): 171847115

約数列:

[1, 5, 13, 19, 29, 65, 95, 145, 247, 377, 551, 1235, 1885, 2755, 7163, 11779, 35815, 58895, 153127, 223801, 341591, 765635, 1119005, 1707955, 2909413, 4440683, 6490229, 14547065, 22203415, 32451145, 84372977, 421864885]

約数ペア:

[(1, 421864885), (5, 84372977), (13, 32451145), (19, 22203415), (29, 14547065), (65, 6490229), (95, 4440683), (145, 2909413), (247, 1707955), (377, 1119005), (551, 765635), (1235, 341591), (1885, 223801), (2755, 153127), (7163, 58895), (11779, 35815)]