89009091

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:281

約数の個数: 64

約数和(自身を含む): 148992000

約数和(自身を除く): 59982909

約数列:

[1, 3, 9, 19, 27, 29, 31, 57, 87, 93, 171, 193, 261, 279, 513, 551, 579, 589, 783, 837, 899, 1653, 1737, 1767, 2697, 3667, 4959, 5211, 5301, 5597, 5983, 8091, 11001, 14877, 15903, 16791, 17081, 17949, 24273, 33003, 50373, 51243, 53847, 99009, 106343, 113677, 151119, 153729, 161541, 173507, 319029, 341031, 461187, 520521, 957087, 1023093, 1561563, 2871261, 3069279, 3296633, 4684689, 9889899, 29669697, 89009091]

約数ペア:

[(1, 89009091), (3, 29669697), (9, 9889899), (19, 4684689), (27, 3296633), (29, 3069279), (31, 2871261), (57, 1561563), (87, 1023093), (93, 957087), (171, 520521), (193, 461187), (261, 341031), (279, 319029), (513, 173507), (551, 161541), (579, 153729), (589, 151119), (783, 113677), (837, 106343), (899, 99009), (1653, 53847), (1737, 51243), (1767, 50373), (2697, 33003), (3667, 24273), (4959, 17949), (5211, 17081), (5301, 16791), (5597, 15903), (5983, 14877), (8091, 11001)]