28624222

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^2$

素因数の和:157

約数の個数: 48

約数和(自身を含む): 52001280

約数和(自身を除く): 23377058

約数列:

[1, 2, 11, 19, 22, 31, 38, 47, 62, 94, 209, 341, 418, 517, 589, 682, 893, 1034, 1178, 1457, 1786, 2209, 2914, 4418, 6479, 9823, 12958, 16027, 19646, 24299, 27683, 32054, 41971, 48598, 55366, 68479, 83942, 136958, 304513, 461681, 609026, 753269, 923362, 1301101, 1506538, 2602202, 14312111, 28624222]

約数ペア:

[(1, 28624222), (2, 14312111), (11, 2602202), (19, 1506538), (22, 1301101), (31, 923362), (38, 753269), (47, 609026), (62, 461681), (94, 304513), (209, 136958), (341, 83942), (418, 68479), (517, 55366), (589, 48598), (682, 41971), (893, 32054), (1034, 27683), (1178, 24299), (1457, 19646), (1786, 16027), (2209, 12958), (2914, 9823), (4418, 6479)]