9997845

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:170

約数の個数: 64

約数和(自身を含む): 19353600

約数和(自身を除く): 9355755

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 59, 65, 79, 143, 165, 177, 195, 237, 295, 395, 429, 649, 715, 767, 869, 885, 1027, 1185, 1947, 2145, 2301, 2607, 3081, 3245, 3835, 4345, 4661, 5135, 8437, 9735, 11297, 11505, 13035, 13983, 15405, 23305, 25311, 33891, 42185, 51271, 56485, 60593, 69915, 126555, 153813, 169455, 181779, 256355, 302965, 666523, 769065, 908895, 1999569, 3332615, 9997845]

約数ペア:

[(1, 9997845), (3, 3332615), (5, 1999569), (11, 908895), (13, 769065), (15, 666523), (33, 302965), (39, 256355), (55, 181779), (59, 169455), (65, 153813), (79, 126555), (143, 69915), (165, 60593), (177, 56485), (195, 51271), (237, 42185), (295, 33891), (395, 25311), (429, 23305), (649, 15405), (715, 13983), (767, 13035), (869, 11505), (885, 11297), (1027, 9735), (1185, 8437), (1947, 5135), (2145, 4661), (2301, 4345), (2607, 3835), (3081, 3245)]