2181578

素因数分解:

$2^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{197}}^1$

素因数の和:326

約数の個数: 24

約数和(自身を含む): 3859812

約数和(自身を除く): 1678234

約数列:

[1, 2, 7, 14, 49, 98, 113, 197, 226, 394, 791, 1379, 1582, 2758, 5537, 9653, 11074, 19306, 22261, 44522, 155827, 311654, 1090789, 2181578]

約数ペア:

[(1, 2181578), (2, 1090789), (7, 311654), (14, 155827), (49, 44522), (98, 22261), (113, 19306), (197, 11074), (226, 9653), (394, 5537), (791, 2758), (1379, 1582)]