206876007

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{1303}}^1$

素因数の和:1404

約数の個数: 48

約数和(自身を含む): 341752320

約数和(自身を除く): 134876313

約数列:

[1, 3, 9, 13, 23, 39, 59, 69, 117, 177, 207, 299, 531, 767, 897, 1303, 1357, 2301, 2691, 3909, 4071, 6903, 11727, 12213, 16939, 17641, 29969, 50817, 52923, 76877, 89907, 152451, 158769, 230631, 269721, 389597, 691893, 999401, 1168791, 1768171, 2998203, 3506373, 5304513, 8994609, 15913539, 22986223, 68958669, 206876007]

約数ペア:

[(1, 206876007), (3, 68958669), (9, 22986223), (13, 15913539), (23, 8994609), (39, 5304513), (59, 3506373), (69, 2998203), (117, 1768171), (177, 1168791), (207, 999401), (299, 691893), (531, 389597), (767, 269721), (897, 230631), (1303, 158769), (1357, 152451), (2301, 89907), (2691, 76877), (3909, 52923), (4071, 50817), (6903, 29969), (11727, 17641), (12213, 16939)]