78831394

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{4139}}^1$

素因数の和:4337

約数の個数: 16

約数和(自身を含む): 120722400

約数和(自身を除く): 41891006

約数列:

[1, 2, 89, 107, 178, 214, 4139, 8278, 9523, 19046, 368371, 442873, 736742, 885746, 39415697, 78831394]

約数ペア:

[(1, 78831394), (2, 39415697), (89, 885746), (107, 736742), (178, 442873), (214, 368371), (4139, 19046), (8278, 9523)]