28391688

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{10111}}^1$

素因数の和:10139

約数の個数: 64

約数和(自身を含む): 84940800

約数和(自身を除く): 56549112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 108, 117, 156, 216, 234, 312, 351, 468, 702, 936, 1404, 2808, 10111, 20222, 30333, 40444, 60666, 80888, 90999, 121332, 131443, 181998, 242664, 262886, 272997, 363996, 394329, 525772, 545994, 727992, 788658, 1051544, 1091988, 1182987, 1577316, 2183976, 2365974, 3154632, 3548961, 4731948, 7097922, 9463896, 14195844, 28391688]

約数ペア:

[(1, 28391688), (2, 14195844), (3, 9463896), (4, 7097922), (6, 4731948), (8, 3548961), (9, 3154632), (12, 2365974), (13, 2183976), (18, 1577316), (24, 1182987), (26, 1091988), (27, 1051544), (36, 788658), (39, 727992), (52, 545994), (54, 525772), (72, 394329), (78, 363996), (104, 272997), (108, 262886), (117, 242664), (156, 181998), (216, 131443), (234, 121332), (312, 90999), (351, 80888), (468, 60666), (702, 40444), (936, 30333), (1404, 20222), (2808, 10111)]