25299009

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 41081040

約数和(自身を除く): 15782031

約数列:

[1, 3, 9, 17, 37, 41, 51, 109, 111, 123, 153, 327, 333, 369, 629, 697, 981, 1517, 1853, 1887, 2091, 4033, 4469, 4551, 5559, 5661, 6273, 12099, 13407, 13653, 16677, 25789, 36297, 40221, 68561, 75973, 77367, 165353, 205683, 227919, 232101, 496059, 617049, 683757, 1488177, 2811001, 8433003, 25299009]

約数ペア:

[(1, 25299009), (3, 8433003), (9, 2811001), (17, 1488177), (37, 683757), (41, 617049), (51, 496059), (109, 232101), (111, 227919), (123, 205683), (153, 165353), (327, 77367), (333, 75973), (369, 68561), (629, 40221), (697, 36297), (981, 25789), (1517, 16677), (1853, 13653), (1887, 13407), (2091, 12099), (4033, 6273), (4469, 5661), (4551, 5559)]