81864996822

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{34687}}^1\times {\mathrm{18731}}^1$

素因数の和:53433

約数の個数: 48

約数和(自身を含む): 202729992192

約数和(自身を除く): 120864995370

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 18731, 34687, 37462, 56193, 69374, 104061, 112386, 131117, 168579, 208122, 242809, 262234, 312183, 337158, 393351, 485618, 624366, 728427, 786702, 1180053, 1456854, 2185281, 2360106, 4370562, 649722197, 1299444394, 1949166591, 3898333182, 4548055379, 5847499773, 9096110758, 11694999546, 13644166137, 27288332274, 40932498411, 81864996822]

約数ペア:

[(1, 81864996822), (2, 40932498411), (3, 27288332274), (6, 13644166137), (7, 11694999546), (9, 9096110758), (14, 5847499773), (18, 4548055379), (21, 3898333182), (42, 1949166591), (63, 1299444394), (126, 649722197), (18731, 4370562), (34687, 2360106), (37462, 2185281), (56193, 1456854), (69374, 1180053), (104061, 786702), (112386, 728427), (131117, 624366), (168579, 485618), (208122, 393351), (242809, 337158), (262234, 312183)]