28354332

素因数分解:

$2^2\times 3^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 67737600

約数和(自身を除く): 39383268

約数列:

[1, 2, 3, 4, 6, 12, 89, 139, 178, 191, 267, 278, 356, 382, 417, 534, 556, 573, 764, 834, 1068, 1146, 1668, 2292, 12371, 16999, 24742, 26549, 33998, 37113, 49484, 50997, 53098, 67996, 74226, 79647, 101994, 106196, 148452, 159294, 203988, 318588, 2362861, 4725722, 7088583, 9451444, 14177166, 28354332]

約数ペア:

[(1, 28354332), (2, 14177166), (3, 9451444), (4, 7088583), (6, 4725722), (12, 2362861), (89, 318588), (139, 203988), (178, 159294), (191, 148452), (267, 106196), (278, 101994), (356, 79647), (382, 74226), (417, 67996), (534, 53098), (556, 50997), (573, 49484), (764, 37113), (834, 33998), (1068, 26549), (1146, 24742), (1668, 16999), (2292, 12371)]