1388334590

素因数分解:

$2^1\times 5^1\times {\mathrm{829}}^1\times {\mathrm{167471}}^1$

素因数の和:168307

約数の個数: 16

約数和(自身を含む): 2502031680

約数和(自身を除く): 1113697090

約数列:

[1, 2, 5, 10, 829, 1658, 4145, 8290, 167471, 334942, 837355, 1674710, 138833459, 277666918, 694167295, 1388334590]

約数ペア:

[(1, 1388334590), (2, 694167295), (5, 277666918), (10, 138833459), (829, 1674710), (1658, 837355), (4145, 334942), (8290, 167471)]