278222958

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{1579}}^1$

素因数の和:1854

約数の個数: 64

約数和(自身を含む): 668908800

約数和(自身を除く): 390685842

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 251, 351, 502, 702, 753, 1506, 1579, 2259, 3158, 3263, 4518, 4737, 6526, 6777, 9474, 9789, 13554, 14211, 19578, 20527, 28422, 29367, 41054, 42633, 58734, 61581, 85266, 88101, 123162, 176202, 184743, 369486, 396329, 554229, 792658, 1108458, 1188987, 2377974, 3566961, 5152277, 7133922, 10304554, 10700883, 15456831, 21401766, 30913662, 46370493, 92740986, 139111479, 278222958]

約数ペア:

[(1, 278222958), (2, 139111479), (3, 92740986), (6, 46370493), (9, 30913662), (13, 21401766), (18, 15456831), (26, 10700883), (27, 10304554), (39, 7133922), (54, 5152277), (78, 3566961), (117, 2377974), (234, 1188987), (251, 1108458), (351, 792658), (502, 554229), (702, 396329), (753, 369486), (1506, 184743), (1579, 176202), (2259, 123162), (3158, 88101), (3263, 85266), (4518, 61581), (4737, 58734), (6526, 42633), (6777, 41054), (9474, 29367), (9789, 28422), (13554, 20527), (14211, 19578)]