187397307

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:210

約数の個数: 80

約数和(自身を含む): 317604672

約数和(自身を除く): 130207365

約数列:

[1, 3, 9, 17, 23, 27, 51, 61, 69, 81, 97, 153, 183, 207, 291, 391, 459, 549, 621, 873, 1037, 1173, 1377, 1403, 1647, 1649, 1863, 2231, 2619, 3111, 3519, 4209, 4941, 4947, 5917, 6693, 7857, 9333, 10557, 12627, 14841, 17751, 20079, 23851, 27999, 31671, 37881, 37927, 44523, 53253, 60237, 71553, 83997, 100589, 113643, 113781, 133569, 136091, 159759, 180711, 214659, 301767, 341343, 408273, 479277, 643977, 905301, 1024029, 1224819, 1931931, 2313547, 2715903, 3072087, 3674457, 6940641, 8147709, 11023371, 20821923, 62465769, 187397307]

約数ペア:

[(1, 187397307), (3, 62465769), (9, 20821923), (17, 11023371), (23, 8147709), (27, 6940641), (51, 3674457), (61, 3072087), (69, 2715903), (81, 2313547), (97, 1931931), (153, 1224819), (183, 1024029), (207, 905301), (291, 643977), (391, 479277), (459, 408273), (549, 341343), (621, 301767), (873, 214659), (1037, 180711), (1173, 159759), (1377, 136091), (1403, 133569), (1647, 113781), (1649, 113643), (1863, 100589), (2231, 83997), (2619, 71553), (3111, 60237), (3519, 53253), (4209, 44523), (4941, 37927), (4947, 37881), (5917, 31671), (6693, 27999), (7857, 23851), (9333, 20079), (10557, 17751), (12627, 14841)]