260224415

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{18701}}^1$

素因数の和:18751

約数の個数: 24

約数和(自身を含む): 358180704

約数和(自身を除く): 97956289

約数列:

[1, 5, 11, 23, 55, 115, 121, 253, 605, 1265, 2783, 13915, 18701, 93505, 205711, 430123, 1028555, 2150615, 2262821, 4731353, 11314105, 23656765, 52044883, 260224415]

約数ペア:

[(1, 260224415), (5, 52044883), (11, 23656765), (23, 11314105), (55, 4731353), (115, 2262821), (121, 2150615), (253, 1028555), (605, 430123), (1265, 205711), (2783, 93505), (13915, 18701)]