691641

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:141

約数の個数: 24

約数和(自身を含む): 1074944

約数和(自身を除く): 383303

約数列:

[1, 3, 9, 31, 37, 67, 93, 111, 201, 279, 333, 603, 1147, 2077, 2479, 3441, 6231, 7437, 10323, 18693, 22311, 76849, 230547, 691641]

約数ペア:

[(1, 691641), (3, 230547), (9, 76849), (31, 22311), (37, 18693), (67, 10323), (93, 7437), (111, 6231), (201, 3441), (279, 2479), (333, 2077), (603, 1147)]