78484749

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{52639}}^1$

素因数の和:52720

約数の個数: 16

約数和(自身を含む): 121282560

約数和(自身を除く): 42797811

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 52639, 157917, 368473, 1105419, 3737369, 11212107, 26161583, 78484749]

約数ペア:

[(1, 78484749), (3, 26161583), (7, 11212107), (21, 3737369), (71, 1105419), (213, 368473), (497, 157917), (1491, 52639)]