61138155

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1997}}^1$

素因数の和:2175

約数の個数: 32

約数和(自身を含む): 106069824

約数和(自身を除く): 44931669

約数列:

[1, 3, 5, 13, 15, 39, 65, 157, 195, 471, 785, 1997, 2041, 2355, 5991, 6123, 9985, 10205, 25961, 29955, 30615, 77883, 129805, 313529, 389415, 940587, 1567645, 4075877, 4702935, 12227631, 20379385, 61138155]

約数ペア:

[(1, 61138155), (3, 20379385), (5, 12227631), (13, 4702935), (15, 4075877), (39, 1567645), (65, 940587), (157, 389415), (195, 313529), (471, 129805), (785, 77883), (1997, 30615), (2041, 29955), (2355, 25961), (5991, 10205), (6123, 9985)]