1285338318

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{290669}}^1$

素因数の和:290752

約数の個数: 32

約数和(自身を含む): 2846240640

約数和(自身を除く): 1560902322

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 67, 134, 201, 402, 737, 1474, 2211, 4422, 290669, 581338, 872007, 1744014, 3197359, 6394718, 9592077, 19184154, 19474823, 38949646, 58424469, 116848938, 214223053, 428446106, 642669159, 1285338318]

約数ペア:

[(1, 1285338318), (2, 642669159), (3, 428446106), (6, 214223053), (11, 116848938), (22, 58424469), (33, 38949646), (66, 19474823), (67, 19184154), (134, 9592077), (201, 6394718), (402, 3197359), (737, 1744014), (1474, 872007), (2211, 581338), (4422, 290669)]