1855649925

素因数分解:

$3^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{88681}}^1$

素因数の和:88731

約数の個数: 48

約数和(自身を含む): 3518901760

約数和(自身を除く): 1663251835

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, 88681, 266043, 443405, 798129, 1330215, 2217025, 2394387, 2749111, 3990645, 6651075, 8247333, 11971935, 13745555, 19953225, 24741999, 41236665, 59859675, 68727775, 74225997, 123709995, 206183325, 371129985, 618549975, 1855649925]

約数ペア:

[(1, 1855649925), (3, 618549975), (5, 371129985), (9, 206183325), (15, 123709995), (25, 74225997), (27, 68727775), (31, 59859675), (45, 41236665), (75, 24741999), (93, 19953225), (135, 13745555), (155, 11971935), (225, 8247333), (279, 6651075), (465, 3990645), (675, 2749111), (775, 2394387), (837, 2217025), (1395, 1330215), (2325, 798129), (4185, 443405), (6975, 266043), (20925, 88681)]