27128055

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{307}}^1$

素因数の和:495

約数の個数: 32

約数和(自身を含む): 44884224

約数和(自身を除く): 17756169

約数列:

[1, 3, 5, 15, 43, 129, 137, 215, 307, 411, 645, 685, 921, 1535, 2055, 4605, 5891, 13201, 17673, 29455, 39603, 42059, 66005, 88365, 126177, 198015, 210295, 630885, 1808537, 5425611, 9042685, 27128055]

約数ペア:

[(1, 27128055), (3, 9042685), (5, 5425611), (15, 1808537), (43, 630885), (129, 210295), (137, 198015), (215, 126177), (307, 88365), (411, 66005), (645, 42059), (685, 39603), (921, 29455), (1535, 17673), (2055, 13201), (4605, 5891)]