12215661185

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{42683}}^1$

素因数の和:42762

約数の個数: 64

約数和(自身を含む): 19619615232

約数和(自身を除く): 7403954047

約数列:

[1, 5, 7, 13, 17, 35, 37, 65, 85, 91, 119, 185, 221, 259, 455, 481, 595, 629, 1105, 1295, 1547, 2405, 3145, 3367, 4403, 7735, 8177, 16835, 22015, 40885, 42683, 57239, 213415, 286195, 298781, 554879, 725611, 1493905, 1579271, 2774395, 3628055, 3884153, 5079277, 7896355, 9432943, 11054897, 19420765, 20530523, 25396385, 26847607, 47164715, 55274485, 66030601, 102652615, 134238035, 143713661, 187933249, 330153005, 349018891, 718568305, 939666245, 1745094455, 2443132237, 12215661185]

約数ペア:

[(1, 12215661185), (5, 2443132237), (7, 1745094455), (13, 939666245), (17, 718568305), (35, 349018891), (37, 330153005), (65, 187933249), (85, 143713661), (91, 134238035), (119, 102652615), (185, 66030601), (221, 55274485), (259, 47164715), (455, 26847607), (481, 25396385), (595, 20530523), (629, 19420765), (1105, 11054897), (1295, 9432943), (1547, 7896355), (2405, 5079277), (3145, 3884153), (3367, 3628055), (4403, 2774395), (7735, 1579271), (8177, 1493905), (16835, 725611), (22015, 554879), (40885, 298781), (42683, 286195), (57239, 213415)]