42643251

素因数分解:

$3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{5167}}^1$

素因数の和:5311

約数の個数: 24

約数和(自身を含む): 70946304

約数和(自身を除く): 28303053

約数列:

[1, 3, 7, 9, 21, 63, 131, 393, 917, 1179, 2751, 5167, 8253, 15501, 36169, 46503, 108507, 325521, 676877, 2030631, 4738139, 6091893, 14214417, 42643251]

約数ペア:

[(1, 42643251), (3, 14214417), (7, 6091893), (9, 4738139), (21, 2030631), (63, 676877), (131, 325521), (393, 108507), (917, 46503), (1179, 36169), (2751, 15501), (5167, 8253)]