28406444

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{3089}}^1$

素因数の和:3134

約数の個数: 36

約数和(自身を含む): 57535800

約数和(自身を除く): 29129356

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 121, 209, 242, 418, 484, 836, 2299, 3089, 4598, 6178, 9196, 12356, 33979, 58691, 67958, 117382, 135916, 234764, 373769, 645601, 747538, 1291202, 1495076, 2582404, 7101611, 14203222, 28406444]

約数ペア:

[(1, 28406444), (2, 14203222), (4, 7101611), (11, 2582404), (19, 1495076), (22, 1291202), (38, 747538), (44, 645601), (76, 373769), (121, 234764), (209, 135916), (242, 117382), (418, 67958), (484, 58691), (836, 33979), (2299, 12356), (3089, 9196), (4598, 6178)]