1309984

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:137

約数の個数: 48

約数和(自身を含む): 2878848

約数和(自身を除く): 1568864

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 67, 94, 104, 134, 188, 208, 268, 376, 416, 536, 611, 752, 871, 1072, 1222, 1504, 1742, 2144, 2444, 3149, 3484, 4888, 6298, 6968, 9776, 12596, 13936, 19552, 25192, 27872, 40937, 50384, 81874, 100768, 163748, 327496, 654992, 1309984]

約数ペア:

[(1, 1309984), (2, 654992), (4, 327496), (8, 163748), (13, 100768), (16, 81874), (26, 50384), (32, 40937), (47, 27872), (52, 25192), (67, 19552), (94, 13936), (104, 12596), (134, 9776), (188, 6968), (208, 6298), (268, 4888), (376, 3484), (416, 3149), (536, 2444), (611, 2144), (752, 1742), (871, 1504), (1072, 1222)]