156788289889

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1\times {\mathrm{161233}}^1$

素因数の和:161497

約数の個数: 32

約数和(自身を含む): 199300702464

約数和(自身を除く): 42512412575

約数列:

[1, 7, 11, 73, 77, 173, 511, 803, 1211, 1903, 5621, 12629, 13321, 88403, 138919, 161233, 972433, 1128631, 1773563, 11770009, 12414941, 27893309, 82390063, 129470099, 195253163, 306826399, 906290693, 2036211557, 2147784793, 14253480899, 22398327127, 156788289889]

約数ペア:

[(1, 156788289889), (7, 22398327127), (11, 14253480899), (73, 2147784793), (77, 2036211557), (173, 906290693), (511, 306826399), (803, 195253163), (1211, 129470099), (1903, 82390063), (5621, 27893309), (12629, 12414941), (13321, 11770009), (88403, 1773563), (138919, 1128631), (161233, 972433)]