23904405

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{293}}^1$

素因数の和:355

約数の個数: 72

約数和(自身を含む): 49670712

約数和(自身を除く): 25766307

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 37, 45, 49, 63, 105, 111, 147, 185, 245, 259, 293, 315, 333, 441, 555, 735, 777, 879, 1295, 1465, 1665, 1813, 2051, 2205, 2331, 2637, 3885, 4395, 5439, 6153, 9065, 10255, 10841, 11655, 13185, 14357, 16317, 18459, 27195, 30765, 32523, 43071, 54205, 71785, 75887, 81585, 92295, 97569, 129213, 162615, 215355, 227661, 379435, 487845, 531209, 646065, 682983, 1138305, 1593627, 2656045, 3414915, 4780881, 7968135, 23904405]

約数ペア:

[(1, 23904405), (3, 7968135), (5, 4780881), (7, 3414915), (9, 2656045), (15, 1593627), (21, 1138305), (35, 682983), (37, 646065), (45, 531209), (49, 487845), (63, 379435), (105, 227661), (111, 215355), (147, 162615), (185, 129213), (245, 97569), (259, 92295), (293, 81585), (315, 75887), (333, 71785), (441, 54205), (555, 43071), (735, 32523), (777, 30765), (879, 27195), (1295, 18459), (1465, 16317), (1665, 14357), (1813, 13185), (2051, 11655), (2205, 10841), (2331, 10255), (2637, 9065), (3885, 6153), (4395, 5439)]