1215529911

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{491}}^1\times {\mathrm{6709}}^1$

素因数の和:7247

約数の個数: 24

約数和(自身を含む): 1802520720

約数和(自身を除く): 586990809

約数列:

[1, 3, 9, 41, 123, 369, 491, 1473, 4419, 6709, 20127, 20131, 60381, 60393, 181179, 275069, 825207, 2475621, 3294119, 9882357, 29647071, 135058879, 405176637, 1215529911]

約数ペア:

[(1, 1215529911), (3, 405176637), (9, 135058879), (41, 29647071), (123, 9882357), (369, 3294119), (491, 2475621), (1473, 825207), (4419, 275069), (6709, 181179), (20127, 60393), (20131, 60381)]