72478478

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{449}}^1\times {\mathrm{1877}}^1$

素因数の和:2371

約数の個数: 16

約数和(自身を含む): 111553200

約数和(自身を除く): 39074722

約数列:

[1, 2, 43, 86, 449, 898, 1877, 3754, 19307, 38614, 80711, 161422, 842773, 1685546, 36239239, 72478478]

約数ペア:

[(1, 72478478), (2, 36239239), (43, 1685546), (86, 842773), (449, 161422), (898, 80711), (1877, 38614), (3754, 19307)]