890454

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:204

約数の個数: 32

約数和(自身を含む): 1918080

約数和(自身を除く): 1027626

約数列:

[1, 2, 3, 6, 19, 38, 57, 73, 107, 114, 146, 214, 219, 321, 438, 642, 1387, 2033, 2774, 4066, 4161, 6099, 7811, 8322, 12198, 15622, 23433, 46866, 148409, 296818, 445227, 890454]

約数ペア:

[(1, 890454), (2, 445227), (3, 296818), (6, 148409), (19, 46866), (38, 23433), (57, 15622), (73, 12198), (107, 8322), (114, 7811), (146, 6099), (214, 4161), (219, 4066), (321, 2774), (438, 2033), (642, 1387)]