260912138

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1\times {\mathrm{13537}}^1$

素因数の和:13981

約数の個数: 16

約数和(自身を含む): 409389120

約数和(自身を除く): 148476982

約数列:

[1, 2, 23, 46, 419, 838, 9637, 13537, 19274, 27074, 311351, 622702, 5672003, 11344006, 130456069, 260912138]

約数ペア:

[(1, 260912138), (2, 130456069), (23, 11344006), (46, 5672003), (419, 622702), (838, 311351), (9637, 27074), (13537, 19274)]