397291395

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1\times {\mathrm{1873}}^1$

素因数の和:2139

約数の個数: 32

約数和(自身を含む): 647654400

約数和(自身を除く): 250363005

約数列:

[1, 3, 5, 15, 79, 179, 237, 395, 537, 895, 1185, 1873, 2685, 5619, 9365, 14141, 28095, 42423, 70705, 147967, 212115, 335267, 443901, 739835, 1005801, 1676335, 2219505, 5029005, 26486093, 79458279, 132430465, 397291395]

約数ペア:

[(1, 397291395), (3, 132430465), (5, 79458279), (15, 26486093), (79, 5029005), (179, 2219505), (237, 1676335), (395, 1005801), (537, 739835), (895, 443901), (1185, 335267), (1873, 212115), (2685, 147967), (5619, 70705), (9365, 42423), (14141, 28095)]