726697737

素因数分解:

$3^4\times {\mathrm{197}}^1\times {\mathrm{45541}}^1$

素因数の和:45750

約数の個数: 20

約数和(自身を含む): 1091095236

約数和(自身を除く): 364397499

約数列:

[1, 3, 9, 27, 81, 197, 591, 1773, 5319, 15957, 45541, 136623, 409869, 1229607, 3688821, 8971577, 26914731, 80744193, 242232579, 726697737]

約数ペア:

[(1, 726697737), (3, 242232579), (9, 80744193), (27, 26914731), (81, 8971577), (197, 3688821), (591, 1229607), (1773, 409869), (5319, 136623), (15957, 45541)]