21977776778

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{653}}^1\times {\mathrm{121067}}^1$

素因数の和:121861

約数の個数: 16

約数和(自身を含む): 33254958240

約数和(自身を除く): 11277181462

約数列:

[1, 2, 139, 278, 653, 1306, 90767, 121067, 181534, 242134, 16828313, 33656626, 79056751, 158113502, 10988888389, 21977776778]

約数ペア:

[(1, 21977776778), (2, 10988888389), (139, 158113502), (278, 79056751), (653, 33656626), (1306, 16828313), (90767, 242134), (121067, 181534)]