328782776

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{189391}}^1$

素因数の和:189435

約数の個数: 32

約数和(自身を含む): 727265280

約数和(自身を除く): 398482504

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 189391, 378782, 757564, 1325737, 1515128, 2651474, 5302948, 5871121, 10605896, 11742242, 23484484, 41097847, 46968968, 82195694, 164391388, 328782776]

約数ペア:

[(1, 328782776), (2, 164391388), (4, 82195694), (7, 46968968), (8, 41097847), (14, 23484484), (28, 11742242), (31, 10605896), (56, 5871121), (62, 5302948), (124, 2651474), (217, 1515128), (248, 1325737), (434, 757564), (868, 378782), (1736, 189391)]