1997585409

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{55217}}^1$

素因数の和:55640

約数の個数: 16

約数和(自身を含む): 2756482560

約数和(自身を除く): 758897151

約数列:

[1, 3, 31, 93, 389, 1167, 12059, 36177, 55217, 165651, 1711727, 5135181, 21479413, 64438239, 665861803, 1997585409]

約数ペア:

[(1, 1997585409), (3, 665861803), (31, 64438239), (93, 21479413), (389, 5135181), (1167, 1711727), (12059, 165651), (36177, 55217)]