28854265

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{1289}}^1$

素因数の和:1353

約数の個数: 24

約数和(自身を含む): 39117960

約数和(自身を除く): 10263695

約数列:

[1, 5, 11, 37, 55, 121, 185, 407, 605, 1289, 2035, 4477, 6445, 14179, 22385, 47693, 70895, 155969, 238465, 524623, 779845, 2623115, 5770853, 28854265]

約数ペア:

[(1, 28854265), (5, 5770853), (11, 2623115), (37, 779845), (55, 524623), (121, 238465), (185, 155969), (407, 70895), (605, 47693), (1289, 22385), (2035, 14179), (4477, 6445)]