28512778

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1213}}^1$

素因数の和:1318

約数の個数: 32

約数和(自身を含む): 51745536

約数和(自身を除く): 23232758

約数列:

[1, 2, 7, 14, 23, 46, 73, 146, 161, 322, 511, 1022, 1213, 1679, 2426, 3358, 8491, 11753, 16982, 23506, 27899, 55798, 88549, 177098, 195293, 390586, 619843, 1239686, 2036627, 4073254, 14256389, 28512778]

約数ペア:

[(1, 28512778), (2, 14256389), (7, 4073254), (14, 2036627), (23, 1239686), (46, 619843), (73, 390586), (146, 195293), (161, 177098), (322, 88549), (511, 55798), (1022, 27899), (1213, 23506), (1679, 16982), (2426, 11753), (3358, 8491)]