315409815

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{47681}}^1$

素因数の和:47709

約数の個数: 48

約数和(自身を含む): 652289760

約数和(自身を除く): 336879945

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 441, 735, 945, 1323, 2205, 6615, 47681, 143043, 238405, 333767, 429129, 715215, 1001301, 1287387, 1668835, 2145645, 2336369, 3003903, 5006505, 6436935, 7009107, 9011709, 11681845, 15019515, 21027321, 35045535, 45058545, 63081963, 105136605, 315409815]

約数ペア:

[(1, 315409815), (3, 105136605), (5, 63081963), (7, 45058545), (9, 35045535), (15, 21027321), (21, 15019515), (27, 11681845), (35, 9011709), (45, 7009107), (49, 6436935), (63, 5006505), (105, 3003903), (135, 2336369), (147, 2145645), (189, 1668835), (245, 1287387), (315, 1001301), (441, 715215), (735, 429129), (945, 333767), (1323, 238405), (2205, 143043), (6615, 47681)]