207977995

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{13159}}^1$

素因数の和:13302

約数の個数: 16

約数和(自身を含む): 260568000

約数和(自身を除く): 52590005

約数列:

[1, 5, 29, 109, 145, 545, 3161, 13159, 15805, 65795, 381611, 1434331, 1908055, 7171655, 41595599, 207977995]

約数ペア:

[(1, 207977995), (5, 41595599), (29, 7171655), (109, 1908055), (145, 1434331), (545, 381611), (3161, 65795), (13159, 15805)]