79721505

素因数分解:

$3^2\times 5^1\times {\mathrm{653}}^1\times {\mathrm{2713}}^1$

素因数の和:3377

約数の個数: 24

約数和(自身を含む): 138446568

約数和(自身を除く): 58725063

約数列:

[1, 3, 5, 9, 15, 45, 653, 1959, 2713, 3265, 5877, 8139, 9795, 13565, 24417, 29385, 40695, 122085, 1771589, 5314767, 8857945, 15944301, 26573835, 79721505]

約数ペア:

[(1, 79721505), (3, 26573835), (5, 15944301), (9, 8857945), (15, 5314767), (45, 1771589), (653, 122085), (1959, 40695), (2713, 29385), (3265, 24417), (5877, 13565), (8139, 9795)]