28790366

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{313}}^1$

素因数の和:476

約数の個数: 32

約数和(自身を含む): 48968928

約数和(自身を除く): 20178562

約数列:

[1, 2, 11, 22, 37, 74, 113, 226, 313, 407, 626, 814, 1243, 2486, 3443, 4181, 6886, 8362, 11581, 23162, 35369, 45991, 70738, 91982, 127391, 254782, 389059, 778118, 1308653, 2617306, 14395183, 28790366]

約数ペア:

[(1, 28790366), (2, 14395183), (11, 2617306), (22, 1308653), (37, 778118), (74, 389059), (113, 254782), (226, 127391), (313, 91982), (407, 70738), (626, 45991), (814, 35369), (1243, 23162), (2486, 11581), (3443, 8362), (4181, 6886)]