138639564

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{17747}}^1$

素因数の和:17795

約数の個数: 72

約数和(自身を含む): 413457408

約数和(自身を除く): 274817844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 868, 1116, 1302, 1953, 2604, 3906, 7812, 17747, 35494, 53241, 70988, 106482, 124229, 159723, 212964, 248458, 319446, 372687, 496916, 550157, 638892, 745374, 1100314, 1118061, 1490748, 1650471, 2200628, 2236122, 3300942, 3851099, 4472244, 4951413, 6601884, 7702198, 9902826, 11553297, 15404396, 19805652, 23106594, 34659891, 46213188, 69319782, 138639564]

約数ペア:

[(1, 138639564), (2, 69319782), (3, 46213188), (4, 34659891), (6, 23106594), (7, 19805652), (9, 15404396), (12, 11553297), (14, 9902826), (18, 7702198), (21, 6601884), (28, 4951413), (31, 4472244), (36, 3851099), (42, 3300942), (62, 2236122), (63, 2200628), (84, 1650471), (93, 1490748), (124, 1118061), (126, 1100314), (186, 745374), (217, 638892), (252, 550157), (279, 496916), (372, 372687), (434, 319446), (558, 248458), (651, 212964), (868, 159723), (1116, 124229), (1302, 106482), (1953, 70988), (2604, 53241), (3906, 35494), (7812, 17747)]