28613403

素因数分解:

$3^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:94

約数の個数: 96

約数和(自身を含む): 55910400

約数和(自身を除く): 27296997

約数列:

[1, 3, 7, 9, 13, 21, 23, 31, 39, 49, 63, 69, 91, 93, 117, 147, 161, 207, 217, 273, 279, 299, 343, 403, 441, 483, 637, 651, 713, 819, 897, 1029, 1127, 1209, 1449, 1519, 1911, 1953, 2093, 2139, 2691, 2821, 3087, 3381, 3627, 4459, 4557, 4991, 5733, 6279, 6417, 7889, 8463, 9269, 10143, 10633, 13377, 13671, 14651, 14973, 18837, 19747, 23667, 25389, 27807, 31899, 34937, 40131, 43953, 44919, 59241, 64883, 71001, 83421, 95697, 102557, 104811, 131859, 138229, 177723, 194649, 244559, 307671, 314433, 414687, 454181, 583947, 733677, 923013, 1244061, 1362543, 2201031, 3179267, 4087629, 9537801, 28613403]

約数ペア:

[(1, 28613403), (3, 9537801), (7, 4087629), (9, 3179267), (13, 2201031), (21, 1362543), (23, 1244061), (31, 923013), (39, 733677), (49, 583947), (63, 454181), (69, 414687), (91, 314433), (93, 307671), (117, 244559), (147, 194649), (161, 177723), (207, 138229), (217, 131859), (273, 104811), (279, 102557), (299, 95697), (343, 83421), (403, 71001), (441, 64883), (483, 59241), (637, 44919), (651, 43953), (713, 40131), (819, 34937), (897, 31899), (1029, 27807), (1127, 25389), (1209, 23667), (1449, 19747), (1519, 18837), (1911, 14973), (1953, 14651), (2093, 13671), (2139, 13377), (2691, 10633), (2821, 10143), (3087, 9269), (3381, 8463), (3627, 7889), (4459, 6417), (4557, 6279), (4991, 5733)]