489979077

素因数分解:

$3^1\times 7^2\times {\mathrm{173}}^1\times {\mathrm{19267}}^1$

素因数の和:19457

約数の個数: 24

約数和(自身を含む): 764400096

約数和(自身を除く): 274421019

約数列:

[1, 3, 7, 21, 49, 147, 173, 519, 1211, 3633, 8477, 19267, 25431, 57801, 134869, 404607, 944083, 2832249, 3333191, 9999573, 23332337, 69997011, 163326359, 489979077]

約数ペア:

[(1, 489979077), (3, 163326359), (7, 69997011), (21, 23332337), (49, 9999573), (147, 3333191), (173, 2832249), (519, 944083), (1211, 404607), (3633, 134869), (8477, 57801), (19267, 25431)]