28406304

素因数分解:

$2^5\times 3^2\times {\mathrm{53}}^1\times {\mathrm{1861}}^1$

素因数の和:1930

約数の個数: 72

約数和(自身を含む): 82348812

約数和(自身を除く): 53942508

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 53, 72, 96, 106, 144, 159, 212, 288, 318, 424, 477, 636, 848, 954, 1272, 1696, 1861, 1908, 2544, 3722, 3816, 5088, 5583, 7444, 7632, 11166, 14888, 15264, 16749, 22332, 29776, 33498, 44664, 59552, 66996, 89328, 98633, 133992, 178656, 197266, 267984, 295899, 394532, 535968, 591798, 789064, 887697, 1183596, 1578128, 1775394, 2367192, 3156256, 3550788, 4734384, 7101576, 9468768, 14203152, 28406304]

約数ペア:

[(1, 28406304), (2, 14203152), (3, 9468768), (4, 7101576), (6, 4734384), (8, 3550788), (9, 3156256), (12, 2367192), (16, 1775394), (18, 1578128), (24, 1183596), (32, 887697), (36, 789064), (48, 591798), (53, 535968), (72, 394532), (96, 295899), (106, 267984), (144, 197266), (159, 178656), (212, 133992), (288, 98633), (318, 89328), (424, 66996), (477, 59552), (636, 44664), (848, 33498), (954, 29776), (1272, 22332), (1696, 16749), (1861, 15264), (1908, 14888), (2544, 11166), (3722, 7632), (3816, 7444), (5088, 5583)]