28470393

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{8861}}^1$

素因数の和:8894

約数の個数: 32

約数和(自身を含む): 51045120

約数和(自身を除く): 22574727

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 357, 459, 1071, 3213, 8861, 26583, 62027, 79749, 150637, 186081, 239247, 451911, 558243, 1054459, 1355733, 1674729, 3163377, 4067199, 9490131, 28470393]

約数ペア:

[(1, 28470393), (3, 9490131), (7, 4067199), (9, 3163377), (17, 1674729), (21, 1355733), (27, 1054459), (51, 558243), (63, 451911), (119, 239247), (153, 186081), (189, 150637), (357, 79749), (459, 62027), (1071, 26583), (3213, 8861)]