12697215

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{101}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 22546080

約数和(自身を除く): 9848865

約数列:

[1, 3, 5, 15, 17, 29, 51, 85, 87, 101, 145, 255, 289, 303, 435, 493, 505, 867, 1445, 1479, 1515, 1717, 2465, 2929, 4335, 5151, 7395, 8381, 8585, 8787, 14645, 25143, 25755, 29189, 41905, 43935, 49793, 87567, 125715, 145945, 149379, 248965, 437835, 746895, 846481, 2539443, 4232405, 12697215]

約数ペア:

[(1, 12697215), (3, 4232405), (5, 2539443), (15, 846481), (17, 746895), (29, 437835), (51, 248965), (85, 149379), (87, 145945), (101, 125715), (145, 87567), (255, 49793), (289, 43935), (303, 41905), (435, 29189), (493, 25755), (505, 25143), (867, 14645), (1445, 8787), (1479, 8585), (1515, 8381), (1717, 7395), (2465, 5151), (2929, 4335)]