31688944

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9127}}^1$

素因数の和:9173

約数の個数: 40

約数和(自身を含む): 72439808

約数和(自身を除く): 40750864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 9127, 18254, 36508, 63889, 73016, 127778, 146032, 255556, 282937, 511112, 565874, 1022224, 1131748, 1980559, 2263496, 3961118, 4526992, 7922236, 15844472, 31688944]

約数ペア:

[(1, 31688944), (2, 15844472), (4, 7922236), (7, 4526992), (8, 3961118), (14, 2263496), (16, 1980559), (28, 1131748), (31, 1022224), (56, 565874), (62, 511112), (112, 282937), (124, 255556), (217, 146032), (248, 127778), (434, 73016), (496, 63889), (868, 36508), (1736, 18254), (3472, 9127)]