8485972

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:312

約数の個数: 36

約数和(自身を含む): 16590420

約数和(自身を除く): 8104448

約数列:

[1, 2, 4, 11, 22, 44, 89, 121, 178, 197, 242, 356, 394, 484, 788, 979, 1958, 2167, 3916, 4334, 8668, 10769, 17533, 21538, 23837, 35066, 43076, 47674, 70132, 95348, 192863, 385726, 771452, 2121493, 4242986, 8485972]

約数ペア:

[(1, 8485972), (2, 4242986), (4, 2121493), (11, 771452), (22, 385726), (44, 192863), (89, 95348), (121, 70132), (178, 47674), (197, 43076), (242, 35066), (356, 23837), (394, 21538), (484, 17533), (788, 10769), (979, 8668), (1958, 4334), (2167, 3916)]