26668215

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2731}}^1$

素因数の和:2780

約数の個数: 48

約数和(自身を含む): 54552576

約数和(自身を除く): 27884361

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 45, 63, 93, 105, 155, 217, 279, 315, 465, 651, 1085, 1395, 1953, 2731, 3255, 8193, 9765, 13655, 19117, 24579, 40965, 57351, 84661, 95585, 122895, 172053, 253983, 286755, 423305, 592627, 761949, 860265, 1269915, 1777881, 2963135, 3809745, 5333643, 8889405, 26668215]

約数ペア:

[(1, 26668215), (3, 8889405), (5, 5333643), (7, 3809745), (9, 2963135), (15, 1777881), (21, 1269915), (31, 860265), (35, 761949), (45, 592627), (63, 423305), (93, 286755), (105, 253983), (155, 172053), (217, 122895), (279, 95585), (315, 84661), (465, 57351), (651, 40965), (1085, 24579), (1395, 19117), (1953, 13655), (2731, 9765), (3255, 8193)]