156920031

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{499}}^1\times {\mathrm{613}}^1$

素因数の和:1140

約数の個数: 32

約数和(自身を含む): 245600000

約数和(自身を除く): 88679969

約数列:

[1, 3, 9, 19, 27, 57, 171, 499, 513, 613, 1497, 1839, 4491, 5517, 9481, 11647, 13473, 16551, 28443, 34941, 85329, 104823, 255987, 305887, 314469, 917661, 2752983, 5811853, 8258949, 17435559, 52306677, 156920031]

約数ペア:

[(1, 156920031), (3, 52306677), (9, 17435559), (19, 8258949), (27, 5811853), (57, 2752983), (171, 917661), (499, 314469), (513, 305887), (613, 255987), (1497, 104823), (1839, 85329), (4491, 34941), (5517, 28443), (9481, 16551), (11647, 13473)]