281017568

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{2803}}^1$

素因数の和:3067

約数の個数: 48

約数和(自身を含む): 598496976

約数和(自身を除く): 317479408

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 241, 416, 482, 964, 1928, 2803, 3133, 3856, 5606, 6266, 7712, 11212, 12532, 22424, 25064, 36439, 44848, 50128, 72878, 89696, 100256, 145756, 291512, 583024, 675523, 1166048, 1351046, 2702092, 5404184, 8781799, 10808368, 17563598, 21616736, 35127196, 70254392, 140508784, 281017568]

約数ペア:

[(1, 281017568), (2, 140508784), (4, 70254392), (8, 35127196), (13, 21616736), (16, 17563598), (26, 10808368), (32, 8781799), (52, 5404184), (104, 2702092), (208, 1351046), (241, 1166048), (416, 675523), (482, 583024), (964, 291512), (1928, 145756), (2803, 100256), (3133, 89696), (3856, 72878), (5606, 50128), (6266, 44848), (7712, 36439), (11212, 25064), (12532, 22424)]