28103552

素因数分解:

$2^7\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:223

約数の個数: 64

約数和(自身を含む): 59302800

約数和(自身を除く): 31199248

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 67, 113, 116, 128, 134, 226, 232, 268, 452, 464, 536, 904, 928, 1072, 1808, 1856, 1943, 2144, 3277, 3616, 3712, 3886, 4288, 6554, 7232, 7571, 7772, 8576, 13108, 14464, 15142, 15544, 26216, 30284, 31088, 52432, 60568, 62176, 104864, 121136, 124352, 209728, 219559, 242272, 248704, 419456, 439118, 484544, 878236, 969088, 1756472, 3512944, 7025888, 14051776, 28103552]

約数ペア:

[(1, 28103552), (2, 14051776), (4, 7025888), (8, 3512944), (16, 1756472), (29, 969088), (32, 878236), (58, 484544), (64, 439118), (67, 419456), (113, 248704), (116, 242272), (128, 219559), (134, 209728), (226, 124352), (232, 121136), (268, 104864), (452, 62176), (464, 60568), (536, 52432), (904, 31088), (928, 30284), (1072, 26216), (1808, 15544), (1856, 15142), (1943, 14464), (2144, 13108), (3277, 8576), (3616, 7772), (3712, 7571), (3886, 7232), (4288, 6554)]