8991216

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{1601}}^1$

素因数の和:1631

約数の個数: 80

約数和(自身を含む): 27810720

約数和(自身を除く): 18819504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 312, 351, 432, 468, 624, 702, 936, 1404, 1601, 1872, 2808, 3202, 4803, 5616, 6404, 9606, 12808, 14409, 19212, 20813, 25616, 28818, 38424, 41626, 43227, 57636, 62439, 76848, 83252, 86454, 115272, 124878, 166504, 172908, 187317, 230544, 249756, 333008, 345816, 374634, 499512, 561951, 691632, 749268, 999024, 1123902, 1498536, 2247804, 2997072, 4495608, 8991216]

約数ペア:

[(1, 8991216), (2, 4495608), (3, 2997072), (4, 2247804), (6, 1498536), (8, 1123902), (9, 999024), (12, 749268), (13, 691632), (16, 561951), (18, 499512), (24, 374634), (26, 345816), (27, 333008), (36, 249756), (39, 230544), (48, 187317), (52, 172908), (54, 166504), (72, 124878), (78, 115272), (104, 86454), (108, 83252), (117, 76848), (144, 62439), (156, 57636), (208, 43227), (216, 41626), (234, 38424), (312, 28818), (351, 25616), (432, 20813), (468, 19212), (624, 14409), (702, 12808), (936, 9606), (1404, 6404), (1601, 5616), (1872, 4803), (2808, 3202)]