29928843

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{6691}}^1$

素因数の和:6775

約数の個数: 24

約数和(自身を含む): 50109696

約数和(自身を除く): 20180853

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 6691, 20073, 46837, 60219, 140511, 421533, 475061, 1425183, 3325427, 4275549, 9976281, 29928843]

約数ペア:

[(1, 29928843), (3, 9976281), (7, 4275549), (9, 3325427), (21, 1425183), (63, 475061), (71, 421533), (213, 140511), (497, 60219), (639, 46837), (1491, 20073), (4473, 6691)]