40988187

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{26633}}^1$

素因数の和:26664

約数の個数: 20

約数和(自身を含む): 64454280

約数和(自身を除く): 23466093

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 26633, 79899, 239697, 506027, 719091, 1518081, 2157273, 4554243, 13662729, 40988187]

約数ペア:

[(1, 40988187), (3, 13662729), (9, 4554243), (19, 2157273), (27, 1518081), (57, 719091), (81, 506027), (171, 239697), (513, 79899), (1539, 26633)]