39891885

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{709}}^1$

素因数の和:770

約数の個数: 48

約数和(自身を含む): 72522240

約数和(自身を除く): 32630355

約数列:

[1, 3, 5, 11, 15, 31, 33, 55, 93, 121, 155, 165, 341, 363, 465, 605, 709, 1023, 1705, 1815, 2127, 3545, 3751, 5115, 7799, 10635, 11253, 18755, 21979, 23397, 38995, 56265, 65937, 85789, 109895, 116985, 241769, 257367, 329685, 428945, 725307, 1208845, 1286835, 2659459, 3626535, 7978377, 13297295, 39891885]

約数ペア:

[(1, 39891885), (3, 13297295), (5, 7978377), (11, 3626535), (15, 2659459), (31, 1286835), (33, 1208845), (55, 725307), (93, 428945), (121, 329685), (155, 257367), (165, 241769), (341, 116985), (363, 109895), (465, 85789), (605, 65937), (709, 56265), (1023, 38995), (1705, 23397), (1815, 21979), (2127, 18755), (3545, 11253), (3751, 10635), (5115, 7799)]