12943715

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:199

約数の個数: 32

約数和(自身を含む): 17496000

約数和(自身を除く): 4552285

約数列:

[1, 5, 17, 29, 59, 85, 89, 145, 295, 445, 493, 1003, 1513, 1711, 2465, 2581, 5015, 5251, 7565, 8555, 12905, 26255, 29087, 43877, 89267, 145435, 152279, 219385, 446335, 761395, 2588743, 12943715]

約数ペア:

[(1, 12943715), (5, 2588743), (17, 761395), (29, 446335), (59, 219385), (85, 152279), (89, 145435), (145, 89267), (295, 43877), (445, 29087), (493, 26255), (1003, 12905), (1513, 8555), (1711, 7565), (2465, 5251), (2581, 5015)]