27840605

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{22543}}^1$

素因数の和:22580

約数の個数: 16

約数和(自身を含む): 37873920

約数和(自身を除く): 10033315

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 22543, 112715, 293059, 428317, 1465295, 2141585, 5568121, 27840605]

約数ペア:

[(1, 27840605), (5, 5568121), (13, 2141585), (19, 1465295), (65, 428317), (95, 293059), (247, 112715), (1235, 22543)]