28468908

素因数分解:

$2^2\times 3^6\times {\mathrm{13}}^1\times {\mathrm{751}}^1$

素因数の和:786

約数の個数: 84

約数和(自身を含む): 80549728

約数和(自身を除く): 52080820

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, 729, 751, 972, 1053, 1404, 1458, 1502, 2106, 2253, 2916, 3004, 3159, 4212, 4506, 6318, 6759, 9012, 9477, 9763, 12636, 13518, 18954, 19526, 20277, 27036, 29289, 37908, 39052, 40554, 58578, 60831, 81108, 87867, 117156, 121662, 175734, 182493, 243324, 263601, 351468, 364986, 527202, 547479, 729972, 790803, 1054404, 1094958, 1581606, 2189916, 2372409, 3163212, 4744818, 7117227, 9489636, 14234454, 28468908]

約数ペア:

[(1, 28468908), (2, 14234454), (3, 9489636), (4, 7117227), (6, 4744818), (9, 3163212), (12, 2372409), (13, 2189916), (18, 1581606), (26, 1094958), (27, 1054404), (36, 790803), (39, 729972), (52, 547479), (54, 527202), (78, 364986), (81, 351468), (108, 263601), (117, 243324), (156, 182493), (162, 175734), (234, 121662), (243, 117156), (324, 87867), (351, 81108), (468, 60831), (486, 58578), (702, 40554), (729, 39052), (751, 37908), (972, 29289), (1053, 27036), (1404, 20277), (1458, 19526), (1502, 18954), (2106, 13518), (2253, 12636), (2916, 9763), (3004, 9477), (3159, 9012), (4212, 6759), (4506, 6318)]