68884215

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{12721}}^1$

素因数の和:12767

約数の個数: 24

約数和(自身を含む): 116329968

約数和(自身を除く): 47445753

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 361, 1083, 1805, 5415, 12721, 38163, 63605, 190815, 241699, 725097, 1208495, 3625485, 4592281, 13776843, 22961405, 68884215]

約数ペア:

[(1, 68884215), (3, 22961405), (5, 13776843), (15, 4592281), (19, 3625485), (57, 1208495), (95, 725097), (285, 241699), (361, 190815), (1083, 63605), (1805, 38163), (5415, 12721)]