86991177

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{541}}^1$

素因数の和:614

約数の個数: 64

約数和(自身を含む): 155402240

約数和(自身を除く): 68411063

約数列:

[1, 3, 7, 13, 19, 21, 31, 39, 57, 91, 93, 133, 217, 247, 273, 399, 403, 541, 589, 651, 741, 1209, 1623, 1729, 1767, 2821, 3787, 4123, 5187, 7033, 7657, 8463, 10279, 11361, 12369, 16771, 21099, 22971, 30837, 49231, 50313, 53599, 71953, 117397, 133627, 147693, 160797, 215859, 218023, 318649, 352191, 400881, 654069, 935389, 955947, 1526161, 2230543, 2806167, 4142437, 4578483, 6691629, 12427311, 28997059, 86991177]

約数ペア:

[(1, 86991177), (3, 28997059), (7, 12427311), (13, 6691629), (19, 4578483), (21, 4142437), (31, 2806167), (39, 2230543), (57, 1526161), (91, 955947), (93, 935389), (133, 654069), (217, 400881), (247, 352191), (273, 318649), (399, 218023), (403, 215859), (541, 160797), (589, 147693), (651, 133627), (741, 117397), (1209, 71953), (1623, 53599), (1729, 50313), (1767, 49231), (2821, 30837), (3787, 22971), (4123, 21099), (5187, 16771), (7033, 12369), (7657, 11361), (8463, 10279)]