28356952

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{373}}^1$

素因数の和:452

約数の個数: 64

約数和(自身を含む): 62203680

約数和(自身を除く): 33846728

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 43, 52, 68, 86, 104, 136, 172, 221, 344, 373, 442, 559, 731, 746, 884, 1118, 1462, 1492, 1768, 2236, 2924, 2984, 4472, 4849, 5848, 6341, 9503, 9698, 12682, 16039, 19006, 19396, 25364, 32078, 38012, 38792, 50728, 64156, 76024, 82433, 128312, 164866, 208507, 272663, 329732, 417014, 545326, 659464, 834028, 1090652, 1668056, 2181304, 3544619, 7089238, 14178476, 28356952]

約数ペア:

[(1, 28356952), (2, 14178476), (4, 7089238), (8, 3544619), (13, 2181304), (17, 1668056), (26, 1090652), (34, 834028), (43, 659464), (52, 545326), (68, 417014), (86, 329732), (104, 272663), (136, 208507), (172, 164866), (221, 128312), (344, 82433), (373, 76024), (442, 64156), (559, 50728), (731, 38792), (746, 38012), (884, 32078), (1118, 25364), (1462, 19396), (1492, 19006), (1768, 16039), (2236, 12682), (2924, 9698), (2984, 9503), (4472, 6341), (4849, 5848)]