205014717

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 317241600

約数和(自身を除く): 112226883

約数列:

[1, 3, 9, 29, 61, 79, 87, 163, 183, 237, 261, 489, 549, 711, 1467, 1769, 2291, 4727, 4819, 5307, 6873, 9943, 12877, 14181, 14457, 15921, 20619, 29829, 38631, 42543, 43371, 89487, 115893, 139751, 288347, 373433, 419253, 785497, 865041, 1120299, 1257759, 2356491, 2595123, 3360897, 7069473, 22779413, 68338239, 205014717]

約数ペア:

[(1, 205014717), (3, 68338239), (9, 22779413), (29, 7069473), (61, 3360897), (79, 2595123), (87, 2356491), (163, 1257759), (183, 1120299), (237, 865041), (261, 785497), (489, 419253), (549, 373433), (711, 288347), (1467, 139751), (1769, 115893), (2291, 89487), (4727, 43371), (4819, 42543), (5307, 38631), (6873, 29829), (9943, 20619), (12877, 15921), (14181, 14457)]