51542127

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:189

約数の個数: 72

約数和(自身を含む): 95007744

約数和(自身を除く): 43465617

約数列:

[1, 3, 7, 9, 13, 21, 39, 47, 63, 91, 103, 117, 141, 169, 273, 309, 329, 423, 507, 611, 721, 819, 927, 987, 1183, 1339, 1521, 1833, 2163, 2961, 3549, 4017, 4277, 4841, 5499, 6489, 7943, 9373, 10647, 12051, 12831, 14523, 17407, 23829, 28119, 33887, 38493, 43569, 52221, 55601, 62933, 71487, 84357, 101661, 121849, 156663, 166803, 188799, 304983, 365547, 440531, 500409, 566397, 818129, 1096641, 1321593, 2454387, 3964779, 5726903, 7363161, 17180709, 51542127]

約数ペア:

[(1, 51542127), (3, 17180709), (7, 7363161), (9, 5726903), (13, 3964779), (21, 2454387), (39, 1321593), (47, 1096641), (63, 818129), (91, 566397), (103, 500409), (117, 440531), (141, 365547), (169, 304983), (273, 188799), (309, 166803), (329, 156663), (423, 121849), (507, 101661), (611, 84357), (721, 71487), (819, 62933), (927, 55601), (987, 52221), (1183, 43569), (1339, 38493), (1521, 33887), (1833, 28119), (2163, 23829), (2961, 17407), (3549, 14523), (4017, 12831), (4277, 12051), (4841, 10647), (5499, 9373), (6489, 7943)]