28720536481

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{761}}^1\times {\mathrm{414731}}^1$

素因数の和:415512

約数の個数: 16

約数和(自身を含む): 35394887808

約数和(自身を除く): 6674351327

約数列:

[1, 7, 13, 91, 761, 5327, 9893, 69251, 414731, 2903117, 5391503, 37740521, 315610291, 2209272037, 4102933783, 28720536481]

約数ペア:

[(1, 28720536481), (7, 4102933783), (13, 2209272037), (91, 315610291), (761, 37740521), (5327, 5391503), (9893, 2903117), (69251, 414731)]