201901781395

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{1489}}^1\times {\mathrm{630677}}^1$

素因数の和:632214

約数の個数: 16

約数和(自身を含む): 248083498080

約数和(自身を除く): 46181716685

約数列:

[1, 5, 43, 215, 1489, 7445, 64027, 320135, 630677, 3153385, 27119111, 135595555, 939078053, 4695390265, 40380356279, 201901781395]

約数ペア:

[(1, 201901781395), (5, 40380356279), (43, 4695390265), (215, 939078053), (1489, 135595555), (7445, 27119111), (64027, 3153385), (320135, 630677)]