2405115

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1$

素因数の和:156

約数の個数: 48

約数和(自身を含む): 4586400

約数和(自身を除く): 2181285

約数列:

[1, 3, 5, 9, 15, 19, 29, 45, 57, 87, 95, 97, 145, 171, 261, 285, 291, 435, 485, 551, 855, 873, 1305, 1455, 1653, 1843, 2755, 2813, 4365, 4959, 5529, 8265, 8439, 9215, 14065, 16587, 24795, 25317, 27645, 42195, 53447, 82935, 126585, 160341, 267235, 481023, 801705, 2405115]

約数ペア:

[(1, 2405115), (3, 801705), (5, 481023), (9, 267235), (15, 160341), (19, 126585), (29, 82935), (45, 53447), (57, 42195), (87, 27645), (95, 25317), (97, 24795), (145, 16587), (171, 14065), (261, 9215), (285, 8439), (291, 8265), (435, 5529), (485, 4959), (551, 4365), (855, 2813), (873, 2755), (1305, 1843), (1455, 1653)]