28356544

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{389}}^1$

素因数の和:485

約数の個数: 56

約数和(自身を含む): 60624720

約数和(自身を除く): 32268176

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 67, 68, 134, 136, 268, 272, 389, 536, 544, 778, 1072, 1088, 1139, 1556, 2144, 2278, 3112, 4288, 4556, 6224, 6613, 9112, 12448, 13226, 18224, 24896, 26063, 26452, 36448, 52126, 52904, 72896, 104252, 105808, 208504, 211616, 417008, 423232, 443071, 834016, 886142, 1668032, 1772284, 3544568, 7089136, 14178272, 28356544]

約数ペア:

[(1, 28356544), (2, 14178272), (4, 7089136), (8, 3544568), (16, 1772284), (17, 1668032), (32, 886142), (34, 834016), (64, 443071), (67, 423232), (68, 417008), (134, 211616), (136, 208504), (268, 105808), (272, 104252), (389, 72896), (536, 52904), (544, 52126), (778, 36448), (1072, 26452), (1088, 26063), (1139, 24896), (1556, 18224), (2144, 13226), (2278, 12448), (3112, 9112), (4288, 6613), (4556, 6224)]