12957399

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1217}}^1$

素因数の和:1256

約数の個数: 36

約数和(自身を含む): 23180976

約数和(自身を除く): 10223577

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 169, 273, 507, 819, 1183, 1217, 1521, 3549, 3651, 8519, 10647, 10953, 15821, 25557, 47463, 76671, 110747, 142389, 205673, 332241, 617019, 996723, 1439711, 1851057, 4319133, 12957399]

約数ペア:

[(1, 12957399), (3, 4319133), (7, 1851057), (9, 1439711), (13, 996723), (21, 617019), (39, 332241), (63, 205673), (91, 142389), (117, 110747), (169, 76671), (273, 47463), (507, 25557), (819, 15821), (1183, 10953), (1217, 10647), (1521, 8519), (3549, 3651)]