18024405

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{179}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 33981120

約数和(自身を除く): 15956715

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 137, 147, 179, 245, 411, 537, 685, 735, 895, 959, 1253, 2055, 2685, 2877, 3759, 4795, 6265, 6713, 8771, 14385, 18795, 20139, 24523, 26313, 33565, 43855, 73569, 100695, 122615, 131565, 171661, 367845, 514983, 858305, 1201627, 2574915, 3604881, 6008135, 18024405]

約数ペア:

[(1, 18024405), (3, 6008135), (5, 3604881), (7, 2574915), (15, 1201627), (21, 858305), (35, 514983), (49, 367845), (105, 171661), (137, 131565), (147, 122615), (179, 100695), (245, 73569), (411, 43855), (537, 33565), (685, 26313), (735, 24523), (895, 20139), (959, 18795), (1253, 14385), (2055, 8771), (2685, 6713), (2877, 6265), (3759, 4795)]