1388339526

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1066313}}^1$

素因数の和:1066356

約数の個数: 32

約数和(自身を含む): 3275716608

約数和(自身を除く): 1887377082

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 93, 186, 217, 434, 651, 1302, 1066313, 2132626, 3198939, 6397878, 7464191, 14928382, 22392573, 33055703, 44785146, 66111406, 99167109, 198334218, 231389921, 462779842, 694169763, 1388339526]

約数ペア:

[(1, 1388339526), (2, 694169763), (3, 462779842), (6, 231389921), (7, 198334218), (14, 99167109), (21, 66111406), (31, 44785146), (42, 33055703), (62, 22392573), (93, 14928382), (186, 7464191), (217, 6397878), (434, 3198939), (651, 2132626), (1302, 1066313)]