28139072

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1091}}^1$

素因数の和:1147

約数の個数: 56

約数和(自身を含む): 62130432

約数和(自身を除く): 33991360

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 208, 248, 403, 416, 496, 806, 832, 992, 1091, 1612, 1984, 2182, 3224, 4364, 6448, 8728, 12896, 14183, 17456, 25792, 28366, 33821, 34912, 56732, 67642, 69824, 113464, 135284, 226928, 270568, 439673, 453856, 541136, 879346, 907712, 1082272, 1758692, 2164544, 3517384, 7034768, 14069536, 28139072]

約数ペア:

[(1, 28139072), (2, 14069536), (4, 7034768), (8, 3517384), (13, 2164544), (16, 1758692), (26, 1082272), (31, 907712), (32, 879346), (52, 541136), (62, 453856), (64, 439673), (104, 270568), (124, 226928), (208, 135284), (248, 113464), (403, 69824), (416, 67642), (496, 56732), (806, 34912), (832, 33821), (992, 28366), (1091, 25792), (1612, 17456), (1984, 14183), (2182, 12896), (3224, 8728), (4364, 6448)]