2090009925

素因数分解:

$3^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{99881}}^1$

素因数の和:99931

約数の個数: 48

約数和(自身を含む): 3963317760

約数和(自身を除く): 1873307835

約数列:

[1, 3, 5, 9, 15, 25, 27, 31, 45, 75, 93, 135, 155, 225, 279, 465, 675, 775, 837, 1395, 2325, 4185, 6975, 20925, 99881, 299643, 499405, 898929, 1498215, 2497025, 2696787, 3096311, 4494645, 7491075, 9288933, 13483935, 15481555, 22473225, 27866799, 46444665, 67419675, 77407775, 83600397, 139333995, 232223325, 418001985, 696669975, 2090009925]

約数ペア:

[(1, 2090009925), (3, 696669975), (5, 418001985), (9, 232223325), (15, 139333995), (25, 83600397), (27, 77407775), (31, 67419675), (45, 46444665), (75, 27866799), (93, 22473225), (135, 15481555), (155, 13483935), (225, 9288933), (279, 7491075), (465, 4494645), (675, 3096311), (775, 2696787), (837, 2497025), (1395, 1498215), (2325, 898929), (4185, 499405), (6975, 299643), (20925, 99881)]