243921136

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{371831}}^1$

素因数の和:371880

約数の個数: 20

約数和(自身を含む): 484125264

約数和(自身を除く): 240204128

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 371831, 743662, 1487324, 2974648, 5949296, 15245071, 30490142, 60980284, 121960568, 243921136]

約数ペア:

[(1, 243921136), (2, 121960568), (4, 60980284), (8, 30490142), (16, 15245071), (41, 5949296), (82, 2974648), (164, 1487324), (328, 743662), (656, 371831)]