27900705

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{6481}}^1$

素因数の和:6537

約数の個数: 32

約数和(自身を含む): 52270848

約数和(自身を除く): 24370143

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 105, 123, 205, 287, 615, 861, 1435, 4305, 6481, 19443, 32405, 45367, 97215, 136101, 226835, 265721, 680505, 797163, 1328605, 1860047, 3985815, 5580141, 9300235, 27900705]

約数ペア:

[(1, 27900705), (3, 9300235), (5, 5580141), (7, 3985815), (15, 1860047), (21, 1328605), (35, 797163), (41, 680505), (105, 265721), (123, 226835), (205, 136101), (287, 97215), (615, 45367), (861, 32405), (1435, 19443), (4305, 6481)]