80990091

素因数分解:

$3^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{277}}^1$

素因数の和:330

約数の個数: 96

約数和(自身を含む): 159727680

約数和(自身を除く): 78737589

約数列:

[1, 3, 7, 9, 13, 17, 21, 27, 39, 49, 51, 63, 91, 117, 119, 147, 153, 189, 221, 273, 277, 351, 357, 441, 459, 637, 663, 819, 831, 833, 1071, 1323, 1547, 1911, 1939, 1989, 2457, 2493, 2499, 3213, 3601, 4641, 4709, 5733, 5817, 5967, 7479, 7497, 10803, 10829, 13573, 13923, 14127, 17199, 17451, 22491, 25207, 32409, 32487, 32963, 40719, 41769, 42381, 52353, 61217, 75621, 97227, 97461, 98889, 122157, 127143, 176449, 183651, 226863, 230741, 292383, 296667, 366471, 428519, 529347, 550953, 680589, 692223, 890001, 1285557, 1588041, 1652859, 2076669, 2999633, 3856671, 4764123, 6230007, 8998899, 11570013, 26996697, 80990091]

約数ペア:

[(1, 80990091), (3, 26996697), (7, 11570013), (9, 8998899), (13, 6230007), (17, 4764123), (21, 3856671), (27, 2999633), (39, 2076669), (49, 1652859), (51, 1588041), (63, 1285557), (91, 890001), (117, 692223), (119, 680589), (147, 550953), (153, 529347), (189, 428519), (221, 366471), (273, 296667), (277, 292383), (351, 230741), (357, 226863), (441, 183651), (459, 176449), (637, 127143), (663, 122157), (819, 98889), (831, 97461), (833, 97227), (1071, 75621), (1323, 61217), (1547, 52353), (1911, 42381), (1939, 41769), (1989, 40719), (2457, 32963), (2493, 32487), (2499, 32409), (3213, 25207), (3601, 22491), (4641, 17451), (4709, 17199), (5733, 14127), (5817, 13923), (5967, 13573), (7479, 10829), (7497, 10803)]