199790819809

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{11384741}}^1$

素因数の和:11384880

約数の個数: 16

約数和(自身を含む): 240445751040

約数和(自身を除く): 40654931231

約数列:

[1, 7, 23, 109, 161, 763, 2507, 17549, 11384741, 79693187, 261849043, 1240936769, 1832943301, 8686557383, 28541545687, 199790819809]

約数ペア:

[(1, 199790819809), (7, 28541545687), (23, 8686557383), (109, 1832943301), (161, 1240936769), (763, 261849043), (2507, 79693187), (17549, 11384741)]