2787156

素因数分解:

$2^2\times 3^3\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:341

約数の個数: 48

約数和(自身を含む): 7318080

約数和(自身を除く): 4530924

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 131, 197, 262, 393, 394, 524, 591, 786, 788, 1179, 1182, 1572, 1773, 2358, 2364, 3537, 3546, 4716, 5319, 7074, 7092, 10638, 14148, 21276, 25807, 51614, 77421, 103228, 154842, 232263, 309684, 464526, 696789, 929052, 1393578, 2787156]

約数ペア:

[(1, 2787156), (2, 1393578), (3, 929052), (4, 696789), (6, 464526), (9, 309684), (12, 232263), (18, 154842), (27, 103228), (36, 77421), (54, 51614), (108, 25807), (131, 21276), (197, 14148), (262, 10638), (393, 7092), (394, 7074), (524, 5319), (591, 4716), (786, 3546), (788, 3537), (1179, 2364), (1182, 2358), (1572, 1773)]