207880295

素因数分解:

$5^1\times 7^3\times {\mathrm{47}}^1\times {\mathrm{2579}}^1$

素因数の和:2652

約数の個数: 32

約数和(自身を含む): 297216000

約数和(自身を除く): 89335705

約数列:

[1, 5, 7, 35, 47, 49, 235, 245, 329, 343, 1645, 1715, 2303, 2579, 11515, 12895, 16121, 18053, 80605, 90265, 121213, 126371, 606065, 631855, 848491, 884597, 4242455, 4422985, 5939437, 29697185, 41576059, 207880295]

約数ペア:

[(1, 207880295), (5, 41576059), (7, 29697185), (35, 5939437), (47, 4422985), (49, 4242455), (235, 884597), (245, 848491), (329, 631855), (343, 606065), (1645, 126371), (1715, 121213), (2303, 90265), (2579, 80605), (11515, 18053), (12895, 16121)]