389819444

素因数分解:

$2^2\times 7^1\times {\mathrm{3089}}^1\times {\mathrm{4507}}^1$

素因数の和:7607

約数の個数: 24

約数和(自身を含む): 780064320

約数和(自身を除く): 390244876

約数列:

[1, 2, 4, 7, 14, 28, 3089, 4507, 6178, 9014, 12356, 18028, 21623, 31549, 43246, 63098, 86492, 126196, 13922123, 27844246, 55688492, 97454861, 194909722, 389819444]

約数ペア:

[(1, 389819444), (2, 194909722), (4, 97454861), (7, 55688492), (14, 27844246), (28, 13922123), (3089, 126196), (4507, 86492), (6178, 63098), (9014, 43246), (12356, 31549), (18028, 21623)]