15663974949

素因数分解:

$3^2\times 7^1\times {\mathrm{1913}}^1\times {\mathrm{129971}}^1$

素因数の和:131897

約数の個数: 24

約数和(自身を含む): 25871706432

約数和(自身を除く): 10207731483

約数列:

[1, 3, 7, 9, 21, 63, 1913, 5739, 13391, 17217, 40173, 120519, 129971, 389913, 909797, 1169739, 2729391, 8188173, 248634523, 745903569, 1740441661, 2237710707, 5221324983, 15663974949]

約数ペア:

[(1, 15663974949), (3, 5221324983), (7, 2237710707), (9, 1740441661), (21, 745903569), (63, 248634523), (1913, 8188173), (5739, 2729391), (13391, 1169739), (17217, 909797), (40173, 389913), (120519, 129971)]