23987481

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{761}}^1$

素因数の和:869

約数の個数: 32

約数和(自身を含む): 39014400

約数和(自身を除く): 15026919

約数列:

[1, 3, 7, 19, 21, 57, 79, 133, 237, 399, 553, 761, 1501, 1659, 2283, 4503, 5327, 10507, 14459, 15981, 31521, 43377, 60119, 101213, 180357, 303639, 420833, 1142261, 1262499, 3426783, 7995827, 23987481]

約数ペア:

[(1, 23987481), (3, 7995827), (7, 3426783), (19, 1262499), (21, 1142261), (57, 420833), (79, 303639), (133, 180357), (237, 101213), (399, 60119), (553, 43377), (761, 31521), (1501, 15981), (1659, 14459), (2283, 10507), (4503, 5327)]