4045405

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{523}}^1$

素因数の和:565

約数の個数: 32

約数和(自身を含む): 6338304

約数和(自身を除く): 2292899

約数列:

[1, 5, 7, 13, 17, 35, 65, 85, 91, 119, 221, 455, 523, 595, 1105, 1547, 2615, 3661, 6799, 7735, 8891, 18305, 33995, 44455, 47593, 62237, 115583, 237965, 311185, 577915, 809081, 4045405]

約数ペア:

[(1, 4045405), (5, 809081), (7, 577915), (13, 311185), (17, 237965), (35, 115583), (65, 62237), (85, 47593), (91, 44455), (119, 33995), (221, 18305), (455, 8891), (523, 7735), (595, 6799), (1105, 3661), (1547, 2615)]