2097315

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 4193280

約数和(自身を除く): 2095965

約数列:

[1, 3, 5, 9, 11, 15, 19, 33, 45, 55, 57, 95, 99, 165, 171, 209, 223, 285, 495, 627, 669, 855, 1045, 1115, 1881, 2007, 2453, 3135, 3345, 4237, 7359, 9405, 10035, 12265, 12711, 21185, 22077, 36795, 38133, 46607, 63555, 110385, 139821, 190665, 233035, 419463, 699105, 2097315]

約数ペア:

[(1, 2097315), (3, 699105), (5, 419463), (9, 233035), (11, 190665), (15, 139821), (19, 110385), (33, 63555), (45, 46607), (55, 38133), (57, 36795), (95, 22077), (99, 21185), (165, 12711), (171, 12265), (209, 10035), (223, 9405), (285, 7359), (495, 4237), (627, 3345), (669, 3135), (855, 2453), (1045, 2007), (1115, 1881)]