28917482

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{389}}^1$

素因数の和:542

約数の個数: 32

約数和(自身を含む): 49420800

約数和(自身を除く): 20503318

約数列:

[1, 2, 11, 22, 31, 62, 109, 218, 341, 389, 682, 778, 1199, 2398, 3379, 4279, 6758, 8558, 12059, 24118, 37169, 42401, 74338, 84802, 132649, 265298, 466411, 932822, 1314431, 2628862, 14458741, 28917482]

約数ペア:

[(1, 28917482), (2, 14458741), (11, 2628862), (22, 1314431), (31, 932822), (62, 466411), (109, 265298), (218, 132649), (341, 84802), (389, 74338), (682, 42401), (778, 37169), (1199, 24118), (2398, 12059), (3379, 8558), (4279, 6758)]