1291245138

素因数分解:

$2^1\times 3^5\times {\mathrm{2656883}}^1$

素因数の和:2656900

約数の個数: 24

約数和(自身を含む): 2901317328

約数和(自身を除く): 1610072190

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 2656883, 5313766, 7970649, 15941298, 23911947, 47823894, 71735841, 143471682, 215207523, 430415046, 645622569, 1291245138]

約数ペア:

[(1, 1291245138), (2, 645622569), (3, 430415046), (6, 215207523), (9, 143471682), (18, 71735841), (27, 47823894), (54, 23911947), (81, 15941298), (162, 7970649), (243, 5313766), (486, 2656883)]