71591031

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{499}}^1\times {\mathrm{839}}^1$

素因数の和:1363

約数の個数: 24

約数和(自身を含む): 109200000

約数和(自身を除く): 37608969

約数列:

[1, 3, 9, 19, 57, 171, 499, 839, 1497, 2517, 4491, 7551, 9481, 15941, 28443, 47823, 85329, 143469, 418661, 1255983, 3767949, 7954559, 23863677, 71591031]

約数ペア:

[(1, 71591031), (3, 23863677), (9, 7954559), (19, 3767949), (57, 1255983), (171, 418661), (499, 143469), (839, 85329), (1497, 47823), (2517, 28443), (4491, 15941), (7551, 9481)]