2188382015

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{166861}}^1$

素因数の和:166970

約数の個数: 16

約数和(自身を含む): 2731197216

約数和(自身を除く): 542815201

約数列:

[1, 5, 43, 61, 215, 305, 2623, 13115, 166861, 834305, 7175023, 10178521, 35875115, 50892605, 437676403, 2188382015]

約数ペア:

[(1, 2188382015), (5, 437676403), (43, 50892605), (61, 35875115), (215, 10178521), (305, 7175023), (2623, 834305), (13115, 166861)]