645307074

素因数分解:

$2^1\times 3^4\times {\mathrm{3983377}}^1$

素因数の和:3983391

約数の個数: 20

約数和(自身を含む): 1445966214

約数和(自身を除く): 800659140

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 3983377, 7966754, 11950131, 23900262, 35850393, 71700786, 107551179, 215102358, 322653537, 645307074]

約数ペア:

[(1, 645307074), (2, 322653537), (3, 215102358), (6, 107551179), (9, 71700786), (18, 35850393), (27, 23900262), (54, 11950131), (81, 7966754), (162, 3983377)]