28721412

素因数分解:

$2^2\times 3^3\times {\mathrm{73}}^1\times {\mathrm{3643}}^1$

素因数の和:3729

約数の個数: 48

約数和(自身を含む): 75503680

約数和(自身を除く): 46782268

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 73, 108, 146, 219, 292, 438, 657, 876, 1314, 1971, 2628, 3643, 3942, 7286, 7884, 10929, 14572, 21858, 32787, 43716, 65574, 98361, 131148, 196722, 265939, 393444, 531878, 797817, 1063756, 1595634, 2393451, 3191268, 4786902, 7180353, 9573804, 14360706, 28721412]

約数ペア:

[(1, 28721412), (2, 14360706), (3, 9573804), (4, 7180353), (6, 4786902), (9, 3191268), (12, 2393451), (18, 1595634), (27, 1063756), (36, 797817), (54, 531878), (73, 393444), (108, 265939), (146, 196722), (219, 131148), (292, 98361), (438, 65574), (657, 43716), (876, 32787), (1314, 21858), (1971, 14572), (2628, 10929), (3643, 7884), (3942, 7286)]