28140288

素因数分解:

$2^8\times 3^1\times {\mathrm{11}}^1\times {\mathrm{3331}}^1$

素因数の和:3361

約数の個数: 72

約数和(自身を含む): 81727296

約数和(自身を除く): 53587008

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 64, 66, 88, 96, 128, 132, 176, 192, 256, 264, 352, 384, 528, 704, 768, 1056, 1408, 2112, 2816, 3331, 4224, 6662, 8448, 9993, 13324, 19986, 26648, 36641, 39972, 53296, 73282, 79944, 106592, 109923, 146564, 159888, 213184, 219846, 293128, 319776, 426368, 439692, 586256, 639552, 852736, 879384, 1172512, 1279104, 1758768, 2345024, 2558208, 3517536, 4690048, 7035072, 9380096, 14070144, 28140288]

約数ペア:

[(1, 28140288), (2, 14070144), (3, 9380096), (4, 7035072), (6, 4690048), (8, 3517536), (11, 2558208), (12, 2345024), (16, 1758768), (22, 1279104), (24, 1172512), (32, 879384), (33, 852736), (44, 639552), (48, 586256), (64, 439692), (66, 426368), (88, 319776), (96, 293128), (128, 219846), (132, 213184), (176, 159888), (192, 146564), (256, 109923), (264, 106592), (352, 79944), (384, 73282), (528, 53296), (704, 39972), (768, 36641), (1056, 26648), (1408, 19986), (2112, 13324), (2816, 9993), (3331, 8448), (4224, 6662)]