678015078

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1663}}^1\times {\mathrm{5227}}^1$

素因数の和:6908

約数の個数: 32

約数和(自身を含む): 1461497856

約数和(自身を除く): 783482778

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1663, 3326, 4989, 5227, 9978, 10454, 15681, 21619, 31362, 43238, 64857, 67951, 129714, 135902, 203853, 407706, 8692501, 17385002, 26077503, 52155006, 113002513, 226005026, 339007539, 678015078]

約数ペア:

[(1, 678015078), (2, 339007539), (3, 226005026), (6, 113002513), (13, 52155006), (26, 26077503), (39, 17385002), (78, 8692501), (1663, 407706), (3326, 203853), (4989, 135902), (5227, 129714), (9978, 67951), (10454, 64857), (15681, 43238), (21619, 31362)]