690816

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{257}}^1$

素因数の和:281

約数の個数: 64

約数和(自身を含む): 2105280

約数和(自身を除く): 1414464

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 257, 336, 384, 448, 514, 672, 771, 896, 1028, 1344, 1542, 1799, 2056, 2688, 3084, 3598, 4112, 5397, 6168, 7196, 8224, 10794, 12336, 14392, 16448, 21588, 24672, 28784, 32896, 43176, 49344, 57568, 86352, 98688, 115136, 172704, 230272, 345408, 690816]

約数ペア:

[(1, 690816), (2, 345408), (3, 230272), (4, 172704), (6, 115136), (7, 98688), (8, 86352), (12, 57568), (14, 49344), (16, 43176), (21, 32896), (24, 28784), (28, 24672), (32, 21588), (42, 16448), (48, 14392), (56, 12336), (64, 10794), (84, 8224), (96, 7196), (112, 6168), (128, 5397), (168, 4112), (192, 3598), (224, 3084), (257, 2688), (336, 2056), (384, 1799), (448, 1542), (514, 1344), (672, 1028), (771, 896)]