2949858

素因数分解:

$2^1\times 3^4\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:284

約数の個数: 40

約数和(自身を含む): 6708240

約数和(自身を除く): 3758382

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 131, 139, 162, 262, 278, 393, 417, 786, 834, 1179, 1251, 2358, 2502, 3537, 3753, 7074, 7506, 10611, 11259, 18209, 21222, 22518, 36418, 54627, 109254, 163881, 327762, 491643, 983286, 1474929, 2949858]

約数ペア:

[(1, 2949858), (2, 1474929), (3, 983286), (6, 491643), (9, 327762), (18, 163881), (27, 109254), (54, 54627), (81, 36418), (131, 22518), (139, 21222), (162, 18209), (262, 11259), (278, 10611), (393, 7506), (417, 7074), (786, 3753), (834, 3537), (1179, 2502), (1251, 2358)]