1427892009

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{191227}}^1$

素因数の和:191380

約数の個数: 16

約数和(自身を含む): 2019367680

約数和(自身を除く): 591475671

約数列:

[1, 3, 19, 57, 131, 393, 2489, 7467, 191227, 573681, 3633313, 10899939, 25050737, 75152211, 475964003, 1427892009]

約数ペア:

[(1, 1427892009), (3, 475964003), (19, 75152211), (57, 25050737), (131, 10899939), (393, 3633313), (2489, 573681), (7467, 191227)]