28690904

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{4127}}^1$

素因数の和:4223

約数の個数: 32

約数和(自身を含む): 59443200

約数和(自身を除く): 30752296

約数列:

[1, 2, 4, 8, 11, 22, 44, 79, 88, 158, 316, 632, 869, 1738, 3476, 4127, 6952, 8254, 16508, 33016, 45397, 90794, 181588, 326033, 363176, 652066, 1304132, 2608264, 3586363, 7172726, 14345452, 28690904]

約数ペア:

[(1, 28690904), (2, 14345452), (4, 7172726), (8, 3586363), (11, 2608264), (22, 1304132), (44, 652066), (79, 363176), (88, 326033), (158, 181588), (316, 90794), (632, 45397), (869, 33016), (1738, 16508), (3476, 8254), (4127, 6952)]