81858638

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{22501}}^1$

素因数の和:22627

約数の個数: 16

約数和(自身を含む): 131231664

約数和(自身を除く): 49373026

約数列:

[1, 2, 17, 34, 107, 214, 1819, 3638, 22501, 45002, 382517, 765034, 2407607, 4815214, 40929319, 81858638]

約数ペア:

[(1, 81858638), (2, 40929319), (17, 4815214), (34, 2407607), (107, 765034), (214, 382517), (1819, 45002), (3638, 22501)]