215814564

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{285469}}^1$

素因数の和:285489

約数の個数: 48

約数和(自身を含む): 639452800

約数和(自身を除く): 423638236

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 285469, 570938, 856407, 1141876, 1712814, 1998283, 2569221, 3425628, 3996566, 5138442, 5994849, 7707663, 7993132, 10276884, 11989698, 15415326, 17984547, 23979396, 30830652, 35969094, 53953641, 71938188, 107907282, 215814564]

約数ペア:

[(1, 215814564), (2, 107907282), (3, 71938188), (4, 53953641), (6, 35969094), (7, 30830652), (9, 23979396), (12, 17984547), (14, 15415326), (18, 11989698), (21, 10276884), (27, 7993132), (28, 7707663), (36, 5994849), (42, 5138442), (54, 3996566), (63, 3425628), (84, 2569221), (108, 1998283), (126, 1712814), (189, 1141876), (252, 856407), (378, 570938), (756, 285469)]