2081475201

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{379}}^1\times {\mathrm{2657}}^1$

素因数の和:3105

約数の個数: 32

約数和(自身を含む): 3054360960

約数和(自身を除く): 972885759

約数列:

[1, 3, 13, 39, 53, 159, 379, 689, 1137, 2067, 2657, 4927, 7971, 14781, 20087, 34541, 60261, 103623, 140821, 261131, 422463, 783393, 1007003, 1830673, 3021009, 5492019, 13091039, 39273117, 53371159, 160113477, 693825067, 2081475201]

約数ペア:

[(1, 2081475201), (3, 693825067), (13, 160113477), (39, 53371159), (53, 39273117), (159, 13091039), (379, 5492019), (689, 3021009), (1137, 1830673), (2067, 1007003), (2657, 783393), (4927, 422463), (7971, 261131), (14781, 140821), (20087, 103623), (34541, 60261)]