156720213

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{503}}^1\times {\mathrm{2663}}^1$

素因数の和:3185

約数の個数: 24

約数和(自身を含む): 244363392

約数和(自身を除く): 87643179

約数列:

[1, 3, 9, 13, 39, 117, 503, 1509, 2663, 4527, 6539, 7989, 19617, 23967, 34619, 58851, 103857, 311571, 1339489, 4018467, 12055401, 17413357, 52240071, 156720213]

約数ペア:

[(1, 156720213), (3, 52240071), (9, 17413357), (13, 12055401), (39, 4018467), (117, 1339489), (503, 311571), (1509, 103857), (2663, 58851), (4527, 34619), (6539, 23967), (7989, 19617)]