397327896

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{262783}}^1$

素因数の和:262805

約数の個数: 64

約数和(自身を含む): 1261363200

約数和(自身を除く): 864035304

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 262783, 525566, 788349, 1051132, 1576698, 1839481, 2102264, 2365047, 3153396, 3678962, 4730094, 5518443, 6306792, 7095141, 7357924, 9460188, 11036886, 14190282, 14715848, 16555329, 18920376, 22073772, 28380564, 33110658, 44147544, 49665987, 56761128, 66221316, 99331974, 132442632, 198663948, 397327896]

約数ペア:

[(1, 397327896), (2, 198663948), (3, 132442632), (4, 99331974), (6, 66221316), (7, 56761128), (8, 49665987), (9, 44147544), (12, 33110658), (14, 28380564), (18, 22073772), (21, 18920376), (24, 16555329), (27, 14715848), (28, 14190282), (36, 11036886), (42, 9460188), (54, 7357924), (56, 7095141), (63, 6306792), (72, 5518443), (84, 4730094), (108, 3678962), (126, 3153396), (168, 2365047), (189, 2102264), (216, 1839481), (252, 1576698), (378, 1051132), (504, 788349), (756, 525566), (1512, 262783)]