189134721

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{233}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 297872640

約数和(自身を除く): 108737919

約数列:

[1, 3, 9, 19, 47, 57, 101, 141, 171, 233, 303, 423, 699, 893, 909, 1919, 2097, 2679, 4427, 4747, 5757, 8037, 10951, 13281, 14241, 17271, 23533, 32853, 39843, 42723, 70599, 90193, 98559, 208069, 211797, 270579, 447127, 624207, 811737, 1106051, 1341381, 1872621, 3318153, 4024143, 9954459, 21014969, 63044907, 189134721]

約数ペア:

[(1, 189134721), (3, 63044907), (9, 21014969), (19, 9954459), (47, 4024143), (57, 3318153), (101, 1872621), (141, 1341381), (171, 1106051), (233, 811737), (303, 624207), (423, 447127), (699, 270579), (893, 211797), (909, 208069), (1919, 98559), (2097, 90193), (2679, 70599), (4427, 42723), (4747, 39843), (5757, 32853), (8037, 23533), (10951, 17271), (13281, 14241)]