25443831

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1483}}^1$

素因数の和:1555

約数の個数: 32

約数和(自身を含む): 41789440

約数和(自身を除く): 16345609

約数列:

[1, 3, 7, 19, 21, 43, 57, 129, 133, 301, 399, 817, 903, 1483, 2451, 4449, 5719, 10381, 17157, 28177, 31143, 63769, 84531, 191307, 197239, 446383, 591717, 1211611, 1339149, 3634833, 8481277, 25443831]

約数ペア:

[(1, 25443831), (3, 8481277), (7, 3634833), (19, 1339149), (21, 1211611), (43, 591717), (57, 446383), (129, 197239), (133, 191307), (301, 84531), (399, 63769), (817, 31143), (903, 28177), (1483, 17157), (2451, 10381), (4449, 5719)]