155728405

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{153427}}^1$

素因数の和:153468

約数の個数: 16

約数和(自身を含む): 220936320

約数和(自身を除く): 65207915

約数列:

[1, 5, 7, 29, 35, 145, 203, 1015, 153427, 767135, 1073989, 4449383, 5369945, 22246915, 31145681, 155728405]

約数ペア:

[(1, 155728405), (5, 31145681), (7, 22246915), (29, 5369945), (35, 4449383), (145, 1073989), (203, 767135), (1015, 153427)]