28089984

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1$

素因数の和:378

約数の個数: 128

約数和(自身を含む): 85337280

約数和(自身を除く): 57247296

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 32, 34, 39, 48, 51, 52, 64, 68, 78, 96, 102, 104, 128, 136, 156, 192, 204, 208, 221, 272, 312, 331, 384, 408, 416, 442, 544, 624, 662, 663, 816, 832, 884, 993, 1088, 1248, 1324, 1326, 1632, 1664, 1768, 1986, 2176, 2496, 2648, 2652, 3264, 3536, 3972, 4303, 4992, 5296, 5304, 5627, 6528, 7072, 7944, 8606, 10592, 10608, 11254, 12909, 14144, 15888, 16881, 17212, 21184, 21216, 22508, 25818, 28288, 31776, 33762, 34424, 42368, 42432, 45016, 51636, 63552, 67524, 68848, 73151, 84864, 90032, 103272, 127104, 135048, 137696, 146302, 180064, 206544, 219453, 270096, 275392, 292604, 360128, 413088, 438906, 540192, 550784, 585208, 720256, 826176, 877812, 1080384, 1170416, 1652352, 1755624, 2160768, 2340832, 3511248, 4681664, 7022496, 9363328, 14044992, 28089984]

約数ペア:

[(1, 28089984), (2, 14044992), (3, 9363328), (4, 7022496), (6, 4681664), (8, 3511248), (12, 2340832), (13, 2160768), (16, 1755624), (17, 1652352), (24, 1170416), (26, 1080384), (32, 877812), (34, 826176), (39, 720256), (48, 585208), (51, 550784), (52, 540192), (64, 438906), (68, 413088), (78, 360128), (96, 292604), (102, 275392), (104, 270096), (128, 219453), (136, 206544), (156, 180064), (192, 146302), (204, 137696), (208, 135048), (221, 127104), (272, 103272), (312, 90032), (331, 84864), (384, 73151), (408, 68848), (416, 67524), (442, 63552), (544, 51636), (624, 45016), (662, 42432), (663, 42368), (816, 34424), (832, 33762), (884, 31776), (993, 28288), (1088, 25818), (1248, 22508), (1324, 21216), (1326, 21184), (1632, 17212), (1664, 16881), (1768, 15888), (1986, 14144), (2176, 12909), (2496, 11254), (2648, 10608), (2652, 10592), (3264, 8606), (3536, 7944), (3972, 7072), (4303, 6528), (4992, 5627), (5296, 5304)]