2553885

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:162

約数の個数: 48

約数和(自身を含む): 4867200

約数和(自身を除く): 2313315

約数列:

[1, 3, 5, 9, 15, 19, 29, 45, 57, 87, 95, 103, 145, 171, 261, 285, 309, 435, 515, 551, 855, 927, 1305, 1545, 1653, 1957, 2755, 2987, 4635, 4959, 5871, 8265, 8961, 9785, 14935, 17613, 24795, 26883, 29355, 44805, 56753, 88065, 134415, 170259, 283765, 510777, 851295, 2553885]

約数ペア:

[(1, 2553885), (3, 851295), (5, 510777), (9, 283765), (15, 170259), (19, 134415), (29, 88065), (45, 56753), (57, 44805), (87, 29355), (95, 26883), (103, 24795), (145, 17613), (171, 14935), (261, 9785), (285, 8961), (309, 8265), (435, 5871), (515, 4959), (551, 4635), (855, 2987), (927, 2755), (1305, 1957), (1545, 1653)]