187880004

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{30881}}^1$

素因数の和:30917

約数の個数: 54

約数和(自身を含む): 514277946

約数和(自身を除く): 326397942

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 169, 234, 338, 468, 507, 676, 1014, 1521, 2028, 3042, 6084, 30881, 61762, 92643, 123524, 185286, 277929, 370572, 401453, 555858, 802906, 1111716, 1204359, 1605812, 2408718, 3613077, 4817436, 5218889, 7226154, 10437778, 14452308, 15656667, 20875556, 31313334, 46970001, 62626668, 93940002, 187880004]

約数ペア:

[(1, 187880004), (2, 93940002), (3, 62626668), (4, 46970001), (6, 31313334), (9, 20875556), (12, 15656667), (13, 14452308), (18, 10437778), (26, 7226154), (36, 5218889), (39, 4817436), (52, 3613077), (78, 2408718), (117, 1605812), (156, 1204359), (169, 1111716), (234, 802906), (338, 555858), (468, 401453), (507, 370572), (676, 277929), (1014, 185286), (1521, 123524), (2028, 92643), (3042, 61762), (6084, 30881)]