12687927

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{241}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 20444160

約数和(自身を除く): 7756233

約数列:

[1, 3, 7, 21, 23, 69, 109, 161, 241, 327, 483, 723, 763, 1687, 2289, 2507, 5061, 5543, 7521, 16629, 17549, 26269, 38801, 52647, 78807, 116403, 183883, 551649, 604187, 1812561, 4229309, 12687927]

約数ペア:

[(1, 12687927), (3, 4229309), (7, 1812561), (21, 604187), (23, 551649), (69, 183883), (109, 116403), (161, 78807), (241, 52647), (327, 38801), (483, 26269), (723, 17549), (763, 16629), (1687, 7521), (2289, 5543), (2507, 5061)]