219714446

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{8221}}^1$

素因数の和:8336

約数の個数: 32

約数和(自身を含む): 397813248

約数和(自身を除く): 178098802

約数列:

[1, 2, 7, 14, 23, 46, 83, 161, 166, 322, 581, 1162, 1909, 3818, 8221, 13363, 16442, 26726, 57547, 115094, 189083, 378166, 682343, 1323581, 1364686, 2647162, 4776401, 9552802, 15693889, 31387778, 109857223, 219714446]

約数ペア:

[(1, 219714446), (2, 109857223), (7, 31387778), (14, 15693889), (23, 9552802), (46, 4776401), (83, 2647162), (161, 1364686), (166, 1323581), (322, 682343), (581, 378166), (1162, 189083), (1909, 115094), (3818, 57547), (8221, 26726), (13363, 16442)]