401080918

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{7577}}^1$

素因数の和:7804

約数の個数: 32

約数和(自身を含む): 727488000

約数和(自身を除く): 326407082

約数列:

[1, 2, 7, 14, 19, 38, 133, 199, 266, 398, 1393, 2786, 3781, 7562, 7577, 15154, 26467, 52934, 53039, 106078, 143963, 287926, 1007741, 1507823, 2015482, 3015646, 10554761, 21109522, 28648637, 57297274, 200540459, 401080918]

約数ペア:

[(1, 401080918), (2, 200540459), (7, 57297274), (14, 28648637), (19, 21109522), (38, 10554761), (133, 3015646), (199, 2015482), (266, 1507823), (398, 1007741), (1393, 287926), (2786, 143963), (3781, 106078), (7562, 53039), (7577, 52934), (15154, 26467)]