213354016

素因数分解:

$2^5\times {\mathrm{101}}^1\times {\mathrm{251}}^1\times {\mathrm{263}}^1$

素因数の和:625

約数の個数: 48

約数和(自身を含む): 427508928

約数和(自身を除く): 214154912

約数列:

[1, 2, 4, 8, 16, 32, 101, 202, 251, 263, 404, 502, 526, 808, 1004, 1052, 1616, 2008, 2104, 3232, 4016, 4208, 8032, 8416, 25351, 26563, 50702, 53126, 66013, 101404, 106252, 132026, 202808, 212504, 264052, 405616, 425008, 528104, 811232, 850016, 1056208, 2112416, 6667313, 13334626, 26669252, 53338504, 106677008, 213354016]

約数ペア:

[(1, 213354016), (2, 106677008), (4, 53338504), (8, 26669252), (16, 13334626), (32, 6667313), (101, 2112416), (202, 1056208), (251, 850016), (263, 811232), (404, 528104), (502, 425008), (526, 405616), (808, 264052), (1004, 212504), (1052, 202808), (1616, 132026), (2008, 106252), (2104, 101404), (3232, 66013), (4016, 53126), (4208, 50702), (8032, 26563), (8416, 25351)]