205902578

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{3923}}^1$

素因数の和:4118

約数の個数: 32

約数和(自身を含む): 370676736

約数和(自身を除く): 164774158

約数列:

[1, 2, 7, 14, 23, 46, 161, 163, 322, 326, 1141, 2282, 3749, 3923, 7498, 7846, 26243, 27461, 52486, 54922, 90229, 180458, 631603, 639449, 1263206, 1278898, 4476143, 8952286, 14707327, 29414654, 102951289, 205902578]

約数ペア:

[(1, 205902578), (2, 102951289), (7, 29414654), (14, 14707327), (23, 8952286), (46, 4476143), (161, 1278898), (163, 1263206), (322, 639449), (326, 631603), (1141, 180458), (2282, 90229), (3749, 54922), (3923, 52486), (7498, 27461), (7846, 26243)]