849276729

素因数分解:

$3^2\times 7^1\times {\mathrm{1907}}^1\times {\mathrm{7069}}^1$

素因数の和:8989

約数の個数: 24

約数和(自身を含む): 1402914240

約数和(自身を除く): 553637511

約数列:

[1, 3, 7, 9, 21, 63, 1907, 5721, 7069, 13349, 17163, 21207, 40047, 49483, 63621, 120141, 148449, 445347, 13480583, 40441749, 94364081, 121325247, 283092243, 849276729]

約数ペア:

[(1, 849276729), (3, 283092243), (7, 121325247), (9, 94364081), (21, 40441749), (63, 13480583), (1907, 445347), (5721, 148449), (7069, 120141), (13349, 63621), (17163, 49483), (21207, 40047)]