81189129

素因数分解:

$3^1\times 7^3\times {\mathrm{78901}}^1$

素因数の和:78925

約数の個数: 16

約数和(自身を含む): 126243200

約数和(自身を除く): 45054071

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 78901, 236703, 552307, 1656921, 3866149, 11598447, 27063043, 81189129]

約数ペア:

[(1, 81189129), (3, 27063043), (7, 11598447), (21, 3866149), (49, 1656921), (147, 552307), (343, 236703), (1029, 78901)]