26805513

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{191}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 42319872

約数和(自身を除く): 15514359

約数列:

[1, 3, 7, 21, 41, 123, 163, 191, 287, 489, 573, 861, 1141, 1337, 3423, 4011, 6683, 7831, 20049, 23493, 31133, 46781, 54817, 93399, 140343, 164451, 217931, 653793, 1276453, 3829359, 8935171, 26805513]

約数ペア:

[(1, 26805513), (3, 8935171), (7, 3829359), (21, 1276453), (41, 653793), (123, 217931), (163, 164451), (191, 140343), (287, 93399), (489, 54817), (573, 46781), (861, 31133), (1141, 23493), (1337, 20049), (3423, 7831), (4011, 6683)]