72448137

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{15217}}^1$

素因数の和:15269

約数の個数: 18

約数和(自身を含む): 109402202

約数和(自身を除く): 36954065

約数列:

[1, 3, 9, 23, 69, 207, 529, 1587, 4761, 15217, 45651, 136953, 349991, 1049973, 3149919, 8049793, 24149379, 72448137]

約数ペア:

[(1, 72448137), (3, 24149379), (9, 8049793), (23, 3149919), (69, 1049973), (207, 349991), (529, 136953), (1587, 45651), (4761, 15217)]