720590969

素因数分解:

$7^1\times {\mathrm{149}}^1\times {\mathrm{523}}^1\times {\mathrm{1321}}^1$

素因数の和:2000

約数の個数: 16

約数和(自身を含む): 831273600

約数和(自身を除く): 110682631

約数列:

[1, 7, 149, 523, 1043, 1321, 3661, 9247, 77927, 196829, 545489, 690883, 1377803, 4836181, 102941567, 720590969]

約数ペア:

[(1, 720590969), (7, 102941567), (149, 4836181), (523, 1377803), (1043, 690883), (1321, 545489), (3661, 196829), (9247, 77927)]