28413072

素因数分解:

$2^4\times 3^3\times {\mathrm{89}}^1\times {\mathrm{739}}^1$

素因数の和:845

約数の個数: 80

約数和(自身を含む): 82584000

約数和(自身を除く): 54170928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 89, 108, 144, 178, 216, 267, 356, 432, 534, 712, 739, 801, 1068, 1424, 1478, 1602, 2136, 2217, 2403, 2956, 3204, 4272, 4434, 4806, 5912, 6408, 6651, 8868, 9612, 11824, 12816, 13302, 17736, 19224, 19953, 26604, 35472, 38448, 39906, 53208, 65771, 79812, 106416, 131542, 159624, 197313, 263084, 319248, 394626, 526168, 591939, 789252, 1052336, 1183878, 1578504, 1775817, 2367756, 3157008, 3551634, 4735512, 7103268, 9471024, 14206536, 28413072]

約数ペア:

[(1, 28413072), (2, 14206536), (3, 9471024), (4, 7103268), (6, 4735512), (8, 3551634), (9, 3157008), (12, 2367756), (16, 1775817), (18, 1578504), (24, 1183878), (27, 1052336), (36, 789252), (48, 591939), (54, 526168), (72, 394626), (89, 319248), (108, 263084), (144, 197313), (178, 159624), (216, 131542), (267, 106416), (356, 79812), (432, 65771), (534, 53208), (712, 39906), (739, 38448), (801, 35472), (1068, 26604), (1424, 19953), (1478, 19224), (1602, 17736), (2136, 13302), (2217, 12816), (2403, 11824), (2956, 9612), (3204, 8868), (4272, 6651), (4434, 6408), (4806, 5912)]