23512785

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:278

約数の個数: 64

約数和(自身を含む): 43960320

約数和(自身を除く): 20447535

約数列:

[1, 3, 5, 15, 17, 19, 23, 51, 57, 69, 85, 95, 115, 211, 255, 285, 323, 345, 391, 437, 633, 969, 1055, 1173, 1311, 1615, 1955, 2185, 3165, 3587, 4009, 4845, 4853, 5865, 6555, 7429, 10761, 12027, 14559, 17935, 20045, 22287, 24265, 37145, 53805, 60135, 68153, 72795, 82501, 92207, 111435, 204459, 247503, 276621, 340765, 412505, 461035, 1022295, 1237515, 1383105, 1567519, 4702557, 7837595, 23512785]

約数ペア:

[(1, 23512785), (3, 7837595), (5, 4702557), (15, 1567519), (17, 1383105), (19, 1237515), (23, 1022295), (51, 461035), (57, 412505), (69, 340765), (85, 276621), (95, 247503), (115, 204459), (211, 111435), (255, 92207), (285, 82501), (323, 72795), (345, 68153), (391, 60135), (437, 53805), (633, 37145), (969, 24265), (1055, 22287), (1173, 20045), (1311, 17935), (1615, 14559), (1955, 12027), (2185, 10761), (3165, 7429), (3587, 6555), (4009, 5865), (4845, 4853)]