28292004

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{2239}}^1$

素因数の和:2271

約数の個数: 72

約数和(自身を含む): 79905280

約数和(自身を除く): 51613276

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 243, 324, 351, 468, 486, 702, 972, 1053, 1404, 2106, 2239, 3159, 4212, 4478, 6318, 6717, 8956, 12636, 13434, 20151, 26868, 29107, 40302, 58214, 60453, 80604, 87321, 116428, 120906, 174642, 181359, 241812, 261963, 349284, 362718, 523926, 544077, 725436, 785889, 1047852, 1088154, 1571778, 2176308, 2357667, 3143556, 4715334, 7073001, 9430668, 14146002, 28292004]

約数ペア:

[(1, 28292004), (2, 14146002), (3, 9430668), (4, 7073001), (6, 4715334), (9, 3143556), (12, 2357667), (13, 2176308), (18, 1571778), (26, 1088154), (27, 1047852), (36, 785889), (39, 725436), (52, 544077), (54, 523926), (78, 362718), (81, 349284), (108, 261963), (117, 241812), (156, 181359), (162, 174642), (234, 120906), (243, 116428), (324, 87321), (351, 80604), (468, 60453), (486, 58214), (702, 40302), (972, 29107), (1053, 26868), (1404, 20151), (2106, 13434), (2239, 12636), (3159, 8956), (4212, 6717), (4478, 6318)]