28904616

素因数分解:

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

素因数の和:30906

約数の個数: 48

約数和(自身を含む): 84307860

約数和(自身を除く): 55403244

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 30881, 61762, 92643, 123524, 185286, 247048, 277929, 370572, 401453, 555858, 741144, 802906, 1111716, 1204359, 1605812, 2223432, 2408718, 3211624, 3613077, 4817436, 7226154, 9634872, 14452308, 28904616]

約数ペア:

[(1, 28904616), (2, 14452308), (3, 9634872), (4, 7226154), (6, 4817436), (8, 3613077), (9, 3211624), (12, 2408718), (13, 2223432), (18, 1605812), (24, 1204359), (26, 1111716), (36, 802906), (39, 741144), (52, 555858), (72, 401453), (78, 370572), (104, 277929), (117, 247048), (156, 185286), (234, 123524), (312, 92643), (468, 61762), (936, 30881)]