431123721

素因数分解:

$3^1\times 7^1\times {\mathrm{977}}^1\times {\mathrm{21013}}^1$

素因数の和:22000

約数の個数: 16

約数和(自身を含む): 657654144

約数和(自身を除く): 226530423

約数列:

[1, 3, 7, 21, 977, 2931, 6839, 20517, 21013, 63039, 147091, 441273, 20529701, 61589103, 143707907, 431123721]

約数ペア:

[(1, 431123721), (3, 143707907), (7, 61589103), (21, 20529701), (977, 441273), (2931, 147091), (6839, 63039), (20517, 21013)]