15278571

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{7349}}^1$

素因数の和:7376

約数の個数: 32

約数和(自身を含む): 28224000

約数和(自身を除く): 12945429

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 7349, 22047, 51443, 66141, 80839, 154329, 198423, 242517, 462987, 565873, 727551, 1388961, 1697619, 2182653, 5092857, 15278571]

約数ペア:

[(1, 15278571), (3, 5092857), (7, 2182653), (9, 1697619), (11, 1388961), (21, 727551), (27, 565873), (33, 462987), (63, 242517), (77, 198423), (99, 154329), (189, 80839), (231, 66141), (297, 51443), (693, 22047), (2079, 7349)]