27720398153

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{3571}}^1\times {\mathrm{15619}}^1$

素因数の和:19268

約数の個数: 16

約数和(自身を含む): 32137712640

約数和(自身を除く): 4417314487

約数列:

[1, 7, 71, 497, 3571, 15619, 24997, 109333, 253541, 1108949, 1774787, 7762643, 55775449, 390428143, 3960056879, 27720398153]

約数ペア:

[(1, 27720398153), (7, 3960056879), (71, 390428143), (497, 55775449), (3571, 7762643), (15619, 1774787), (24997, 1108949), (109333, 253541)]