71291138401

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{53597}}^1$

素因数の和:53833

約数の個数: 32

約数和(自身を含む): 87574844160

約数和(自身を除く): 16283705759

約数列:

[1, 7, 19, 73, 133, 137, 511, 959, 1387, 2603, 9709, 10001, 18221, 53597, 70007, 190019, 375179, 1018343, 1330133, 3912581, 7128401, 7342789, 27388067, 51399523, 74339039, 139512991, 520373273, 536023597, 976590937, 3752165179, 10184448343, 71291138401]

約数ペア:

[(1, 71291138401), (7, 10184448343), (19, 3752165179), (73, 976590937), (133, 536023597), (137, 520373273), (511, 139512991), (959, 74339039), (1387, 51399523), (2603, 27388067), (9709, 7342789), (10001, 7128401), (18221, 3912581), (53597, 1330133), (70007, 1018343), (190019, 375179)]