3157979805

素因数分解:

$3^4\times 5^1\times {\mathrm{7797481}}^1$

素因数の和:7797498

約数の個数: 20

約数和(自身を含む): 5660971932

約数和(自身を除く): 2502992127

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 7797481, 23392443, 38987405, 70177329, 116962215, 210531987, 350886645, 631595961, 1052659935, 3157979805]

約数ペア:

[(1, 3157979805), (3, 1052659935), (5, 631595961), (9, 350886645), (15, 210531987), (27, 116962215), (45, 70177329), (81, 38987405), (135, 23392443), (405, 7797481)]