1117984

素因数分解:

$2^5\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:78

約数の個数: 72

約数和(自身を含む): 2757888

約数和(自身を除く): 1639904

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 31, 32, 46, 49, 56, 62, 92, 98, 112, 124, 161, 184, 196, 217, 224, 248, 322, 368, 392, 434, 496, 644, 713, 736, 784, 868, 992, 1127, 1288, 1426, 1519, 1568, 1736, 2254, 2576, 2852, 3038, 3472, 4508, 4991, 5152, 5704, 6076, 6944, 9016, 9982, 11408, 12152, 18032, 19964, 22816, 24304, 34937, 36064, 39928, 48608, 69874, 79856, 139748, 159712, 279496, 558992, 1117984]

約数ペア:

[(1, 1117984), (2, 558992), (4, 279496), (7, 159712), (8, 139748), (14, 79856), (16, 69874), (23, 48608), (28, 39928), (31, 36064), (32, 34937), (46, 24304), (49, 22816), (56, 19964), (62, 18032), (92, 12152), (98, 11408), (112, 9982), (124, 9016), (161, 6944), (184, 6076), (196, 5704), (217, 5152), (224, 4991), (248, 4508), (322, 3472), (368, 3038), (392, 2852), (434, 2576), (496, 2254), (644, 1736), (713, 1568), (736, 1519), (784, 1426), (868, 1288), (992, 1127)]