15730905

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^3\times {\mathrm{43}}^1$

素因数の和:138

約数の個数: 32

約数和(自身を含む): 26674560

約数和(自身を除く): 10943655

約数列:

[1, 3, 5, 15, 29, 43, 87, 129, 145, 215, 435, 645, 841, 1247, 2523, 3741, 4205, 6235, 12615, 18705, 24389, 36163, 73167, 108489, 121945, 180815, 365835, 542445, 1048727, 3146181, 5243635, 15730905]

約数ペア:

[(1, 15730905), (3, 5243635), (5, 3146181), (15, 1048727), (29, 542445), (43, 365835), (87, 180815), (129, 121945), (145, 108489), (215, 73167), (435, 36163), (645, 24389), (841, 18705), (1247, 12615), (2523, 6235), (3741, 4205)]