1378357547

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{30467}}^1$

素因数の和:30778

約数の個数: 16

約数和(自身を含む): 1649659392

約数和(自身を除く): 271301845

約数列:

[1, 7, 23, 161, 281, 1967, 6463, 30467, 45241, 213269, 700741, 4905187, 8561227, 59928589, 196908221, 1378357547]

約数ペア:

[(1, 1378357547), (7, 196908221), (23, 59928589), (161, 8561227), (281, 4905187), (1967, 700741), (6463, 213269), (30467, 45241)]