674427781

素因数分解:

${\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1889}}^1$

素因数の和:1993

約数の個数: 24

約数和(自身を含む): 760415040

約数和(自身を除く): 85987259

約数列:

[1, 19, 23, 43, 361, 437, 817, 989, 1889, 8303, 15523, 18791, 35891, 43447, 81227, 357029, 681929, 825493, 1543313, 1868221, 15684367, 29322947, 35496199, 674427781]

約数ペア:

[(1, 674427781), (19, 35496199), (23, 29322947), (43, 15684367), (361, 1868221), (437, 1543313), (817, 825493), (989, 681929), (1889, 357029), (8303, 81227), (15523, 43447), (18791, 35891)]