1681784

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:279

約数の個数: 32

約数和(自身を含む): 3450720

約数和(自身を除く): 1768936

約数列:

[1, 2, 4, 8, 13, 26, 52, 103, 104, 157, 206, 314, 412, 628, 824, 1256, 1339, 2041, 2678, 4082, 5356, 8164, 10712, 16171, 16328, 32342, 64684, 129368, 210223, 420446, 840892, 1681784]

約数ペア:

[(1, 1681784), (2, 840892), (4, 420446), (8, 210223), (13, 129368), (26, 64684), (52, 32342), (103, 16328), (104, 16171), (157, 10712), (206, 8164), (314, 5356), (412, 4082), (628, 2678), (824, 2041), (1256, 1339)]