39481893

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 65100672

約数和(自身を除く): 25618779

約数列:

[1, 3, 9, 11, 33, 41, 71, 99, 123, 137, 213, 369, 411, 451, 639, 781, 1233, 1353, 1507, 2343, 2911, 4059, 4521, 5617, 7029, 8733, 9727, 13563, 16851, 26199, 29181, 32021, 50553, 61787, 87543, 96063, 106997, 185361, 288189, 320991, 398807, 556083, 962973, 1196421, 3589263, 4386877, 13160631, 39481893]

約数ペア:

[(1, 39481893), (3, 13160631), (9, 4386877), (11, 3589263), (33, 1196421), (41, 962973), (71, 556083), (99, 398807), (123, 320991), (137, 288189), (213, 185361), (369, 106997), (411, 96063), (451, 87543), (639, 61787), (781, 50553), (1233, 32021), (1353, 29181), (1507, 26199), (2343, 16851), (2911, 13563), (4059, 9727), (4521, 8733), (5617, 7029)]