1278602078

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{330047}}^1$

素因数の和:330211

約数の個数: 16

約数和(自身を含む): 2079302400

約数和(自身を除く): 800700322

約数列:

[1, 2, 13, 26, 149, 298, 1937, 3874, 330047, 660094, 4290611, 8581222, 49177003, 98354006, 639301039, 1278602078]

約数ペア:

[(1, 1278602078), (2, 639301039), (13, 98354006), (26, 49177003), (149, 8581222), (298, 4290611), (1937, 660094), (3874, 330047)]