204784515

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{12071}}^1$

素因数の和:12124

約数の個数: 48

約数和(自身を含む): 395478720

約数和(自身を除く): 190694205

約数列:

[1, 3, 5, 9, 13, 15, 29, 39, 45, 65, 87, 117, 145, 195, 261, 377, 435, 585, 1131, 1305, 1885, 3393, 5655, 12071, 16965, 36213, 60355, 108639, 156923, 181065, 350059, 470769, 543195, 784615, 1050177, 1412307, 1750295, 2353845, 3150531, 4550767, 5250885, 7061535, 13652301, 15752655, 22753835, 40956903, 68261505, 204784515]

約数ペア:

[(1, 204784515), (3, 68261505), (5, 40956903), (9, 22753835), (13, 15752655), (15, 13652301), (29, 7061535), (39, 5250885), (45, 4550767), (65, 3150531), (87, 2353845), (117, 1750295), (145, 1412307), (195, 1050177), (261, 784615), (377, 543195), (435, 470769), (585, 350059), (1131, 181065), (1305, 156923), (1885, 108639), (3393, 60355), (5655, 36213), (12071, 16965)]