290469591

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{151523}}^1$

素因数の和:151603

約数の個数: 16

約数和(自身を含む): 436389120

約数和(自身を除く): 145919529

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 151523, 454569, 1363707, 4091121, 10758133, 32274399, 96823197, 290469591]

約数ペア:

[(1, 290469591), (3, 96823197), (9, 32274399), (27, 10758133), (71, 4091121), (213, 1363707), (639, 454569), (1917, 151523)]