2007017965

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{128203}}^1$

素因数の和:128340

約数の個数: 16

約数和(自身を含む): 2510747136

約数和(自身を除く): 503729171

約数列:

[1, 5, 31, 101, 155, 505, 3131, 15655, 128203, 641015, 3974293, 12948503, 19871465, 64742515, 401403593, 2007017965]

約数ペア:

[(1, 2007017965), (5, 401403593), (31, 64742515), (101, 19871465), (155, 12948503), (505, 3974293), (3131, 641015), (15655, 128203)]