1971609

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{577}}^1$

素因数の和:664

約数の個数: 16

約数和(自身を含む): 2829888

約数和(自身を除く): 858279

約数列:

[1, 3, 17, 51, 67, 201, 577, 1139, 1731, 3417, 9809, 29427, 38659, 115977, 657203, 1971609]

約数ペア:

[(1, 1971609), (3, 657203), (17, 115977), (51, 38659), (67, 29427), (201, 9809), (577, 3417), (1139, 1731)]