38211993

素因数分解:

$3^6\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:137

約数の個数: 56

約数和(自身を含む): 62327232

約数和(自身を除く): 24115239

約数列:

[1, 3, 9, 23, 27, 43, 53, 69, 81, 129, 159, 207, 243, 387, 477, 621, 729, 989, 1161, 1219, 1431, 1863, 2279, 2967, 3483, 3657, 4293, 5589, 6837, 8901, 10449, 10971, 12879, 16767, 20511, 26703, 31347, 32913, 38637, 52417, 61533, 80109, 98739, 157251, 184599, 240327, 296217, 471753, 553797, 720981, 888651, 1415259, 1661391, 4245777, 12737331, 38211993]

約数ペア:

[(1, 38211993), (3, 12737331), (9, 4245777), (23, 1661391), (27, 1415259), (43, 888651), (53, 720981), (69, 553797), (81, 471753), (129, 296217), (159, 240327), (207, 184599), (243, 157251), (387, 98739), (477, 80109), (621, 61533), (729, 52417), (989, 38637), (1161, 32913), (1219, 31347), (1431, 26703), (1863, 20511), (2279, 16767), (2967, 12879), (3483, 10971), (3657, 10449), (4293, 8901), (5589, 6837)]