1780026129

素因数分解:

$3^2\times 7^1\times {\mathrm{4507}}^1\times {\mathrm{6269}}^1$

素因数の和:10789

約数の個数: 24

約数和(自身を含む): 2939576640

約数和(自身を除く): 1159550511

約数列:

[1, 3, 7, 9, 21, 63, 4507, 6269, 13521, 18807, 31549, 40563, 43883, 56421, 94647, 131649, 283941, 394947, 28254383, 84763149, 197780681, 254289447, 593342043, 1780026129]

約数ペア:

[(1, 1780026129), (3, 593342043), (7, 254289447), (9, 197780681), (21, 84763149), (63, 28254383), (4507, 394947), (6269, 283941), (13521, 131649), (18807, 94647), (31549, 56421), (40563, 43883)]