28267656

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1$

素因数の和:446

約数の個数: 64

約数和(自身を含む): 73249920

約数和(自身を除く): 44982264

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 71, 106, 142, 159, 212, 213, 284, 313, 318, 424, 426, 568, 626, 636, 852, 939, 1252, 1272, 1704, 1878, 2504, 3756, 3763, 7512, 7526, 11289, 15052, 16589, 22223, 22578, 30104, 33178, 44446, 45156, 49767, 66356, 66669, 88892, 90312, 99534, 132712, 133338, 177784, 199068, 266676, 398136, 533352, 1177819, 2355638, 3533457, 4711276, 7066914, 9422552, 14133828, 28267656]

約数ペア:

[(1, 28267656), (2, 14133828), (3, 9422552), (4, 7066914), (6, 4711276), (8, 3533457), (12, 2355638), (24, 1177819), (53, 533352), (71, 398136), (106, 266676), (142, 199068), (159, 177784), (212, 133338), (213, 132712), (284, 99534), (313, 90312), (318, 88892), (424, 66669), (426, 66356), (568, 49767), (626, 45156), (636, 44446), (852, 33178), (939, 30104), (1252, 22578), (1272, 22223), (1704, 16589), (1878, 15052), (2504, 11289), (3756, 7526), (3763, 7512)]