18271269

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1447}}^1$

素因数の和:1537

約数の個数: 24

約数和(自身を含む): 28010112

約数和(自身を除く): 9738843

約数列:

[1, 3, 9, 23, 61, 69, 183, 207, 549, 1403, 1447, 4209, 4341, 12627, 13023, 33281, 88267, 99843, 264801, 299529, 794403, 2030141, 6090423, 18271269]

約数ペア:

[(1, 18271269), (3, 6090423), (9, 2030141), (23, 794403), (61, 299529), (69, 264801), (183, 99843), (207, 88267), (549, 33281), (1403, 13023), (1447, 12627), (4209, 4341)]