396548404

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1\times {\mathrm{1117}}^1$

素因数の和:1568

約数の個数: 48

約数和(自身を含む): 821416960

約数和(自身を除く): 424868556

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 409, 434, 818, 868, 1117, 1636, 2234, 2863, 4468, 5726, 7819, 11452, 12679, 15638, 25358, 31276, 34627, 50716, 69254, 88753, 138508, 177506, 242389, 355012, 456853, 484778, 913706, 969556, 1827412, 3197971, 6395942, 12791884, 14162443, 28324886, 56649772, 99137101, 198274202, 396548404]

約数ペア:

[(1, 396548404), (2, 198274202), (4, 99137101), (7, 56649772), (14, 28324886), (28, 14162443), (31, 12791884), (62, 6395942), (124, 3197971), (217, 1827412), (409, 969556), (434, 913706), (818, 484778), (868, 456853), (1117, 355012), (1636, 242389), (2234, 177506), (2863, 138508), (4468, 88753), (5726, 69254), (7819, 50716), (11452, 34627), (12679, 31276), (15638, 25358)]