28643904

素因数分解:

$2^6\times 3^2\times {\mathrm{223}}^2$

素因数の和:464

約数の個数: 63

約数和(自身を含む): 82472403

約数和(自身を除く): 53828499

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 223, 288, 446, 576, 669, 892, 1338, 1784, 2007, 2676, 3568, 4014, 5352, 7136, 8028, 10704, 14272, 16056, 21408, 32112, 42816, 49729, 64224, 99458, 128448, 149187, 198916, 298374, 397832, 447561, 596748, 795664, 895122, 1193496, 1591328, 1790244, 2386992, 3182656, 3580488, 4773984, 7160976, 9547968, 14321952, 28643904]

約数ペア:

[(1, 28643904), (2, 14321952), (3, 9547968), (4, 7160976), (6, 4773984), (8, 3580488), (9, 3182656), (12, 2386992), (16, 1790244), (18, 1591328), (24, 1193496), (32, 895122), (36, 795664), (48, 596748), (64, 447561), (72, 397832), (96, 298374), (144, 198916), (192, 149187), (223, 128448), (288, 99458), (446, 64224), (576, 49729), (669, 42816), (892, 32112), (1338, 21408), (1784, 16056), (2007, 14272), (2676, 10704), (3568, 8028), (4014, 7136)]