661570551

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{1065331}}^1$

素因数の和:1065363

約数の個数: 16

約数和(自身を含む): 1022718720

約数和(自身を除く): 361148169

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 1065331, 3195993, 9587979, 24502613, 28763937, 73507839, 220523517, 661570551]

約数ペア:

[(1, 661570551), (3, 220523517), (9, 73507839), (23, 28763937), (27, 24502613), (69, 9587979), (207, 3195993), (621, 1065331)]