90175694

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1\times {\mathrm{311}}^1$

素因数の和:608

約数の個数: 32

約数和(自身を含む): 157248000

約数和(自身を除く): 67072306

約数列:

[1, 2, 7, 14, 139, 149, 278, 298, 311, 622, 973, 1043, 1946, 2086, 2177, 4354, 20711, 41422, 43229, 46339, 86458, 92678, 144977, 289954, 302603, 324373, 605206, 648746, 6441121, 12882242, 45087847, 90175694]

約数ペア:

[(1, 90175694), (2, 45087847), (7, 12882242), (14, 6441121), (139, 648746), (149, 605206), (278, 324373), (298, 302603), (311, 289954), (622, 144977), (973, 92678), (1043, 86458), (1946, 46339), (2086, 43229), (2177, 41422), (4354, 20711)]