31509973287

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{401}}^1\times {\mathrm{23159}}^1$

素因数の和:23608

約数の個数: 48

約数和(自身を含む): 50834347200

約数和(自身を除く): 19324373913

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 261, 377, 401, 1131, 1203, 3393, 3609, 5213, 11629, 15639, 23159, 34887, 46917, 69477, 104661, 151177, 208431, 301067, 453531, 671611, 903201, 1360593, 2014833, 2709603, 6044499, 8730943, 9286759, 26192829, 27860277, 78578487, 83580831, 120727867, 269316011, 362183601, 807948033, 1086550803, 2423844099, 3501108143, 10503324429, 31509973287]

約数ペア:

[(1, 31509973287), (3, 10503324429), (9, 3501108143), (13, 2423844099), (29, 1086550803), (39, 807948033), (87, 362183601), (117, 269316011), (261, 120727867), (377, 83580831), (401, 78578487), (1131, 27860277), (1203, 26192829), (3393, 9286759), (3609, 8730943), (5213, 6044499), (11629, 2709603), (15639, 2014833), (23159, 1360593), (34887, 903201), (46917, 671611), (69477, 453531), (104661, 301067), (151177, 208431)]