156936213189

素因数分解:

$3^2\times 7^2\times {\mathrm{355864429}}^1$

素因数の和:355864449

約数の個数: 18

約数和(自身を含む): 263695542630

約数和(自身を除く): 106759329441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 355864429, 1067593287, 2491051003, 3202779861, 7473153009, 17437357021, 22419459027, 52312071063, 156936213189]

約数ペア:

[(1, 156936213189), (3, 52312071063), (7, 22419459027), (9, 17437357021), (21, 7473153009), (49, 3202779861), (63, 2491051003), (147, 1067593287), (441, 355864429)]