157984221

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{15313}}^1$

素因数の和:15516

約数の個数: 16

約数和(自身を含む): 222971840

約数和(自身を除く): 64987619

約数列:

[1, 3, 19, 57, 181, 543, 3439, 10317, 15313, 45939, 290947, 872841, 2771653, 8314959, 52661407, 157984221]

約数ペア:

[(1, 157984221), (3, 52661407), (19, 8314959), (57, 2771653), (181, 872841), (543, 290947), (3439, 45939), (10317, 15313)]