393669128

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{8233}}^1$

素因数の和:8421

約数の個数: 32

約数和(自身を含む): 760821600

約数和(自身を除く): 367152472

約数列:

[1, 2, 4, 8, 43, 86, 139, 172, 278, 344, 556, 1112, 5977, 8233, 11954, 16466, 23908, 32932, 47816, 65864, 354019, 708038, 1144387, 1416076, 2288774, 2832152, 4577548, 9155096, 49208641, 98417282, 196834564, 393669128]

約数ペア:

[(1, 393669128), (2, 196834564), (4, 98417282), (8, 49208641), (43, 9155096), (86, 4577548), (139, 2832152), (172, 2288774), (278, 1416076), (344, 1144387), (556, 708038), (1112, 354019), (5977, 65864), (8233, 47816), (11954, 32932), (16466, 23908)]