15506755

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^2\times {\mathrm{71}}^1$

素因数の和:136

約数の個数: 36

約数和(自身を含む): 21890736

約数和(自身を除く): 6383981

約数列:

[1, 5, 11, 19, 55, 71, 95, 121, 209, 355, 361, 605, 781, 1045, 1349, 1805, 2299, 3905, 3971, 6745, 8591, 11495, 14839, 19855, 25631, 42955, 43681, 74195, 128155, 163229, 218405, 281941, 816145, 1409705, 3101351, 15506755]

約数ペア:

[(1, 15506755), (5, 3101351), (11, 1409705), (19, 816145), (55, 281941), (71, 218405), (95, 163229), (121, 128155), (209, 74195), (355, 43681), (361, 42955), (605, 25631), (781, 19855), (1045, 14839), (1349, 11495), (1805, 8591), (2299, 6745), (3905, 3971)]