72163259

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1\times {\mathrm{1021}}^1$

素因数の和:1490

約数の個数: 16

約数和(自身を含む): 86338560

約数和(自身を除く): 14175301

約数列:

[1, 7, 23, 161, 439, 1021, 3073, 7147, 10097, 23483, 70679, 164381, 448219, 3137533, 10309037, 72163259]

約数ペア:

[(1, 72163259), (7, 10309037), (23, 3137533), (161, 448219), (439, 164381), (1021, 70679), (3073, 23483), (7147, 10097)]