31690113

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1$

素因数の和:163

約数の個数: 64

約数和(自身を含む): 55910400

約数和(自身を除く): 24220287

約数列:

[1, 3, 7, 13, 21, 23, 39, 49, 69, 91, 103, 147, 161, 273, 299, 309, 343, 483, 637, 721, 897, 1029, 1127, 1339, 1911, 2093, 2163, 2369, 3381, 4017, 4459, 5047, 6279, 7107, 7889, 9373, 13377, 14651, 15141, 16583, 23667, 28119, 30797, 35329, 43953, 49749, 65611, 92391, 102557, 105987, 116081, 196833, 215579, 307671, 348243, 459277, 646737, 812567, 1377831, 1509053, 2437701, 4527159, 10563371, 31690113]

約数ペア:

[(1, 31690113), (3, 10563371), (7, 4527159), (13, 2437701), (21, 1509053), (23, 1377831), (39, 812567), (49, 646737), (69, 459277), (91, 348243), (103, 307671), (147, 215579), (161, 196833), (273, 116081), (299, 105987), (309, 102557), (343, 92391), (483, 65611), (637, 49749), (721, 43953), (897, 35329), (1029, 30797), (1127, 28119), (1339, 23667), (1911, 16583), (2093, 15141), (2163, 14651), (2369, 13377), (3381, 9373), (4017, 7889), (4459, 7107), (5047, 6279)]