30397887

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:113

約数の個数: 72

約数和(自身を含む): 53639040

約数和(自身を除く): 23241153

約数列:

[1, 3, 9, 13, 17, 29, 31, 39, 51, 87, 93, 117, 153, 221, 261, 279, 289, 377, 403, 493, 527, 663, 867, 899, 1131, 1209, 1479, 1581, 1989, 2601, 2697, 3393, 3627, 3757, 4437, 4743, 6409, 6851, 8091, 8381, 8959, 11271, 11687, 15283, 19227, 20553, 25143, 26877, 33813, 35061, 45849, 57681, 61659, 75429, 80631, 105183, 108953, 116467, 137547, 198679, 259811, 326859, 349401, 596037, 779433, 980577, 1048203, 1788111, 2338299, 3377543, 10132629, 30397887]

約数ペア:

[(1, 30397887), (3, 10132629), (9, 3377543), (13, 2338299), (17, 1788111), (29, 1048203), (31, 980577), (39, 779433), (51, 596037), (87, 349401), (93, 326859), (117, 259811), (153, 198679), (221, 137547), (261, 116467), (279, 108953), (289, 105183), (377, 80631), (403, 75429), (493, 61659), (527, 57681), (663, 45849), (867, 35061), (899, 33813), (1131, 26877), (1209, 25143), (1479, 20553), (1581, 19227), (1989, 15283), (2601, 11687), (2697, 11271), (3393, 8959), (3627, 8381), (3757, 8091), (4437, 6851), (4743, 6409)]