27172275

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2$

素因数の和:117

約数の個数: 72

約数和(自身を含む): 51715440

約数和(自身を除く): 24543165

約数列:

[1, 3, 5, 13, 15, 25, 29, 31, 39, 65, 75, 87, 93, 145, 155, 195, 325, 377, 403, 435, 465, 725, 775, 899, 961, 975, 1131, 1209, 1885, 2015, 2175, 2325, 2697, 2883, 4495, 4805, 5655, 6045, 9425, 10075, 11687, 12493, 13485, 14415, 22475, 24025, 27869, 28275, 30225, 35061, 37479, 58435, 62465, 67425, 72075, 83607, 139345, 175305, 187395, 292175, 312325, 362297, 418035, 696725, 876525, 936975, 1086891, 1811485, 2090175, 5434455, 9057425, 27172275]

約数ペア:

[(1, 27172275), (3, 9057425), (5, 5434455), (13, 2090175), (15, 1811485), (25, 1086891), (29, 936975), (31, 876525), (39, 696725), (65, 418035), (75, 362297), (87, 312325), (93, 292175), (145, 187395), (155, 175305), (195, 139345), (325, 83607), (377, 72075), (403, 67425), (435, 62465), (465, 58435), (725, 37479), (775, 35061), (899, 30225), (961, 28275), (975, 27869), (1131, 24025), (1209, 22475), (1885, 14415), (2015, 13485), (2175, 12493), (2325, 11687), (2697, 10075), (2883, 9425), (4495, 6045), (4805, 5655)]