61815908

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{479}}^1$

素因数の和:920

約数の個数: 48

約数和(自身を含む): 135475200

約数和(自身を除く): 73659292

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 419, 479, 838, 958, 1676, 1916, 2933, 3353, 4609, 5269, 5866, 6706, 9218, 10538, 11732, 13412, 18436, 21076, 32263, 36883, 64526, 73766, 129052, 147532, 200701, 401402, 802804, 1404907, 2207711, 2809814, 4415422, 5619628, 8830844, 15453977, 30907954, 61815908]

約数ペア:

[(1, 61815908), (2, 30907954), (4, 15453977), (7, 8830844), (11, 5619628), (14, 4415422), (22, 2809814), (28, 2207711), (44, 1404907), (77, 802804), (154, 401402), (308, 200701), (419, 147532), (479, 129052), (838, 73766), (958, 64526), (1676, 36883), (1916, 32263), (2933, 21076), (3353, 18436), (4609, 13412), (5269, 11732), (5866, 10538), (6706, 9218)]