199770111

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:325

約数の個数: 64

約数和(自身を含む): 331776000

約数和(自身を除く): 132005889

約数列:

[1, 3, 9, 17, 23, 27, 51, 69, 127, 149, 153, 207, 381, 391, 447, 459, 621, 1143, 1173, 1341, 2159, 2533, 2921, 3427, 3429, 3519, 4023, 6477, 7599, 8763, 10281, 10557, 18923, 19431, 22797, 26289, 30843, 49657, 56769, 58259, 58293, 68391, 78867, 92529, 148971, 170307, 174777, 321691, 435229, 446913, 510921, 524331, 965073, 1305687, 1340739, 1572993, 2895219, 3917061, 7398893, 8685657, 11751183, 22196679, 66590037, 199770111]

約数ペア:

[(1, 199770111), (3, 66590037), (9, 22196679), (17, 11751183), (23, 8685657), (27, 7398893), (51, 3917061), (69, 2895219), (127, 1572993), (149, 1340739), (153, 1305687), (207, 965073), (381, 524331), (391, 510921), (447, 446913), (459, 435229), (621, 321691), (1143, 174777), (1173, 170307), (1341, 148971), (2159, 92529), (2533, 78867), (2921, 68391), (3427, 58293), (3429, 58259), (3519, 56769), (4023, 49657), (6477, 30843), (7599, 26289), (8763, 22797), (10281, 19431), (10557, 18923)]