1663670394

素因数分解:

$2^1\times 3^3\times {\mathrm{131}}^1\times {\mathrm{235181}}^1$

素因数の和:235323

約数の個数: 32

約数和(自身を含む): 3725282880

約数和(自身を除く): 2061612486

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 131, 262, 393, 786, 1179, 2358, 3537, 7074, 235181, 470362, 705543, 1411086, 2116629, 4233258, 6349887, 12699774, 30808711, 61617422, 92426133, 184852266, 277278399, 554556798, 831835197, 1663670394]

約数ペア:

[(1, 1663670394), (2, 831835197), (3, 554556798), (6, 277278399), (9, 184852266), (18, 92426133), (27, 61617422), (54, 30808711), (131, 12699774), (262, 6349887), (393, 4233258), (786, 2116629), (1179, 1411086), (2358, 705543), (3537, 470362), (7074, 235181)]