12823890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9941}}^1$

素因数の和:9994

約数の個数: 32

約数和(自身を含む): 31496256

約数和(自身を除く): 18672366

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 9941, 19882, 29823, 49705, 59646, 99410, 149115, 298230, 427463, 854926, 1282389, 2137315, 2564778, 4274630, 6411945, 12823890]

約数ペア:

[(1, 12823890), (2, 6411945), (3, 4274630), (5, 2564778), (6, 2137315), (10, 1282389), (15, 854926), (30, 427463), (43, 298230), (86, 149115), (129, 99410), (215, 59646), (258, 49705), (430, 29823), (645, 19882), (1290, 9941)]