28028052

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19963}}^1$

素因数の和:19989

約数の個数: 48

約数和(自身を含む): 78258880

約数和(自身を除く): 50230828

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 351, 468, 702, 1404, 19963, 39926, 59889, 79852, 119778, 179667, 239556, 259519, 359334, 519038, 539001, 718668, 778557, 1038076, 1078002, 1557114, 2156004, 2335671, 3114228, 4671342, 7007013, 9342684, 14014026, 28028052]

約数ペア:

[(1, 28028052), (2, 14014026), (3, 9342684), (4, 7007013), (6, 4671342), (9, 3114228), (12, 2335671), (13, 2156004), (18, 1557114), (26, 1078002), (27, 1038076), (36, 778557), (39, 718668), (52, 539001), (54, 519038), (78, 359334), (108, 259519), (117, 239556), (156, 179667), (234, 119778), (351, 79852), (468, 59889), (702, 39926), (1404, 19963)]