289865478

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{985937}}^1$

素因数の和:985956

約数の個数: 24

約数和(自身を含む): 674381592

約数和(自身を除く): 384516114

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 985937, 1971874, 2957811, 5915622, 6901559, 13803118, 20704677, 41409354, 48310913, 96621826, 144932739, 289865478]

約数ペア:

[(1, 289865478), (2, 144932739), (3, 96621826), (6, 48310913), (7, 41409354), (14, 20704677), (21, 13803118), (42, 6901559), (49, 5915622), (98, 2957811), (147, 1971874), (294, 985937)]