1312766672

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{378101}}^1$

素因数の和:378147

約数の個数: 40

約数和(自身を含む): 3000617472

約数和(自身を除く): 1687850800

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 378101, 756202, 1512404, 2646707, 3024808, 5293414, 6049616, 10586828, 11721131, 21173656, 23442262, 42347312, 46884524, 82047917, 93769048, 164095834, 187538096, 328191668, 656383336, 1312766672]

約数ペア:

[(1, 1312766672), (2, 656383336), (4, 328191668), (7, 187538096), (8, 164095834), (14, 93769048), (16, 82047917), (28, 46884524), (31, 42347312), (56, 23442262), (62, 21173656), (112, 11721131), (124, 10586828), (217, 6049616), (248, 5293414), (434, 3024808), (496, 2646707), (868, 1512404), (1736, 756202), (3472, 378101)]