198718974

素因数分解:

$2^1\times 3^3\times {\mathrm{641}}^1\times {\mathrm{5741}}^1$

素因数の和:6393

約数の個数: 32

約数和(自身を含む): 442363680

約数和(自身を除く): 243644706

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 641, 1282, 1923, 3846, 5741, 5769, 11482, 11538, 17223, 17307, 34446, 34614, 51669, 103338, 155007, 310014, 3679981, 7359962, 11039943, 22079886, 33119829, 66239658, 99359487, 198718974]

約数ペア:

[(1, 198718974), (2, 99359487), (3, 66239658), (6, 33119829), (9, 22079886), (18, 11039943), (27, 7359962), (54, 3679981), (641, 310014), (1282, 155007), (1923, 103338), (3846, 51669), (5741, 34614), (5769, 34446), (11482, 17307), (11538, 17223)]