1388406

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^2\times {\mathrm{641}}^1$

素因数の和:684

約数の個数: 24

約数和(自身を含む): 2935224

約数和(自身を除く): 1546818

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 361, 641, 722, 1083, 1282, 1923, 2166, 3846, 12179, 24358, 36537, 73074, 231401, 462802, 694203, 1388406]

約数ペア:

[(1, 1388406), (2, 694203), (3, 462802), (6, 231401), (19, 73074), (38, 36537), (57, 24358), (114, 12179), (361, 3846), (641, 2166), (722, 1923), (1083, 1282)]