25898691

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4993}}^1$

素因数の和:5035

約数の個数: 32

約数和(自身を含む): 44746240

約数和(自身を除く): 18847549

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 4993, 5187, 14979, 34951, 64909, 94867, 104853, 194727, 284601, 454363, 664069, 1233271, 1363089, 1992207, 3699813, 8632897, 25898691]

約数ペア:

[(1, 25898691), (3, 8632897), (7, 3699813), (13, 1992207), (19, 1363089), (21, 1233271), (39, 664069), (57, 454363), (91, 284601), (133, 194727), (247, 104853), (273, 94867), (399, 64909), (741, 34951), (1729, 14979), (4993, 5187)]