210937905

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{82237}}^1$

素因数の和:82270

約数の個数: 32

約数和(自身を含む): 394742400

約数和(自身を除く): 183804495

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 82237, 246711, 411185, 740133, 1233555, 1562503, 2220399, 3700665, 4687509, 7812515, 11101995, 14062527, 23437545, 42187581, 70312635, 210937905]

約数ペア:

[(1, 210937905), (3, 70312635), (5, 42187581), (9, 23437545), (15, 14062527), (19, 11101995), (27, 7812515), (45, 4687509), (57, 3700665), (95, 2220399), (135, 1562503), (171, 1233555), (285, 740133), (513, 411185), (855, 246711), (2565, 82237)]