391551206

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{167}}^1\times {\mathrm{199}}^1$

素因数の和:548

約数の個数: 32

約数和(自身を含む): 612057600

約数和(自身を除く): 220506394

約数列:

[1, 2, 43, 86, 137, 167, 199, 274, 334, 398, 5891, 7181, 8557, 11782, 14362, 17114, 22879, 27263, 33233, 45758, 54526, 66466, 983797, 1172309, 1429019, 1967594, 2344618, 2858038, 4552921, 9105842, 195775603, 391551206]

約数ペア:

[(1, 391551206), (2, 195775603), (43, 9105842), (86, 4552921), (137, 2858038), (167, 2344618), (199, 1967594), (274, 1429019), (334, 1172309), (398, 983797), (5891, 66466), (7181, 54526), (8557, 45758), (11782, 33233), (14362, 27263), (17114, 22879)]