1257399

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{977}}^1$

素因数の和:1007

約数の個数: 24

約数和(自身を含む): 2135952

約数和(自身を除く): 878553

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 977, 1287, 2931, 8793, 10747, 12701, 32241, 38103, 96723, 114309, 139711, 419133, 1257399]

約数ペア:

[(1, 1257399), (3, 419133), (9, 139711), (11, 114309), (13, 96723), (33, 38103), (39, 32241), (99, 12701), (117, 10747), (143, 8793), (429, 2931), (977, 1287)]