1555115

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:242

約数の個数: 16

約数和(自身を含む): 1966080

約数和(自身を除く): 410965

約数列:

[1, 5, 31, 79, 127, 155, 395, 635, 2449, 3937, 10033, 12245, 19685, 50165, 311023, 1555115]

約数ペア:

[(1, 1555115), (5, 311023), (31, 50165), (79, 19685), (127, 12245), (155, 10033), (395, 3937), (635, 2449)]