28300195

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{10501}}^1$

素因数の和:10531

約数の個数: 24

約数和(自身を含む): 43100208

約数和(自身を除く): 14800013

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 385, 539, 2695, 10501, 52505, 73507, 115511, 367535, 514549, 577555, 808577, 2572745, 4042885, 5660039, 28300195]

約数ペア:

[(1, 28300195), (5, 5660039), (7, 4042885), (11, 2572745), (35, 808577), (49, 577555), (55, 514549), (77, 367535), (245, 115511), (385, 73507), (539, 52505), (2695, 10501)]