69878979

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{2447}}^1$

素因数の和:2639

約数の個数: 24

約数和(自身を含む): 106928640

約数和(自身を除く): 37049661

約数列:

[1, 3, 9, 19, 57, 167, 171, 501, 1503, 2447, 3173, 7341, 9519, 22023, 28557, 46493, 139479, 408649, 418437, 1225947, 3677841, 7764331, 23292993, 69878979]

約数ペア:

[(1, 69878979), (3, 23292993), (9, 7764331), (19, 3677841), (57, 1225947), (167, 418437), (171, 408649), (501, 139479), (1503, 46493), (2447, 28557), (3173, 22023), (7341, 9519)]