12705129

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{389}}^1$

素因数の和:605

約数の個数: 24

約数和(自身を含む): 19468800

約数和(自身を除く): 6763671

約数列:

[1, 3, 9, 19, 57, 171, 191, 389, 573, 1167, 1719, 3501, 3629, 7391, 10887, 22173, 32661, 66519, 74299, 222897, 668691, 1411681, 4235043, 12705129]

約数ペア:

[(1, 12705129), (3, 4235043), (9, 1411681), (19, 668691), (57, 222897), (171, 74299), (191, 66519), (389, 32661), (573, 22173), (1167, 10887), (1719, 7391), (3501, 3629)]