2187441375

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{26881}}^1$

素因数の和:26937

約数の個数: 64

約数和(自身を含む): 4294238208

約数和(自身を除く): 2106796833

約数列:

[1, 3, 5, 7, 15, 21, 25, 31, 35, 75, 93, 105, 125, 155, 175, 217, 375, 465, 525, 651, 775, 875, 1085, 2325, 2625, 3255, 3875, 5425, 11625, 16275, 26881, 27125, 80643, 81375, 134405, 188167, 403215, 564501, 672025, 833311, 940835, 2016075, 2499933, 2822505, 3360125, 4166555, 4704175, 5833177, 10080375, 12499665, 14112525, 17499531, 20832775, 23520875, 29165885, 62498325, 70562625, 87497655, 104163875, 145829425, 312491625, 437488275, 729147125, 2187441375]

約数ペア:

[(1, 2187441375), (3, 729147125), (5, 437488275), (7, 312491625), (15, 145829425), (21, 104163875), (25, 87497655), (31, 70562625), (35, 62498325), (75, 29165885), (93, 23520875), (105, 20832775), (125, 17499531), (155, 14112525), (175, 12499665), (217, 10080375), (375, 5833177), (465, 4704175), (525, 4166555), (651, 3360125), (775, 2822505), (875, 2499933), (1085, 2016075), (2325, 940835), (2625, 833311), (3255, 672025), (3875, 564501), (5425, 403215), (11625, 188167), (16275, 134405), (26881, 81375), (27125, 80643)]