280914738

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{719}}^1\times {\mathrm{5009}}^1$

素因数の和:5746

約数の個数: 32

約数和(自身を含む): 606009600

約数和(自身を除く): 325094862

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 719, 1438, 2157, 4314, 5009, 9347, 10018, 15027, 18694, 28041, 30054, 56082, 65117, 130234, 195351, 390702, 3601471, 7202942, 10804413, 21608826, 46819123, 93638246, 140457369, 280914738]

約数ペア:

[(1, 280914738), (2, 140457369), (3, 93638246), (6, 46819123), (13, 21608826), (26, 10804413), (39, 7202942), (78, 3601471), (719, 390702), (1438, 195351), (2157, 130234), (4314, 65117), (5009, 56082), (9347, 30054), (10018, 28041), (15027, 18694)]