85129317

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1$

素因数の和:543

約数の個数: 72

約数和(自身を含む): 159344640

約数和(自身を除く): 74215323

約数列:

[1, 3, 7, 9, 13, 21, 31, 39, 49, 63, 91, 93, 117, 147, 217, 273, 279, 403, 441, 479, 637, 651, 819, 1209, 1437, 1519, 1911, 1953, 2821, 3353, 3627, 4311, 4557, 5733, 6227, 8463, 10059, 13671, 14849, 18681, 19747, 23471, 25389, 30177, 43589, 44547, 56043, 59241, 70413, 103943, 130767, 133641, 177723, 193037, 211239, 305123, 311829, 392301, 579111, 727601, 915369, 935487, 1351259, 1737333, 2182803, 2746107, 4053777, 6548409, 9458813, 12161331, 28376439, 85129317]

約数ペア:

[(1, 85129317), (3, 28376439), (7, 12161331), (9, 9458813), (13, 6548409), (21, 4053777), (31, 2746107), (39, 2182803), (49, 1737333), (63, 1351259), (91, 935487), (93, 915369), (117, 727601), (147, 579111), (217, 392301), (273, 311829), (279, 305123), (403, 211239), (441, 193037), (479, 177723), (637, 133641), (651, 130767), (819, 103943), (1209, 70413), (1437, 59241), (1519, 56043), (1911, 44547), (1953, 43589), (2821, 30177), (3353, 25389), (3627, 23471), (4311, 19747), (4557, 18681), (5733, 14849), (6227, 13671), (8463, 10059)]