2011465001

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{4993}}^1$

素因数の和:5265

約数の個数: 32

約数和(自身を含む): 2617655040

約数和(自身を除く): 606190039

約数列:

[1, 7, 13, 19, 91, 133, 233, 247, 1631, 1729, 3029, 4427, 4993, 21203, 30989, 34951, 57551, 64909, 94867, 402857, 454363, 664069, 1163369, 1233271, 8143583, 8632897, 15123797, 22104011, 105866579, 154728077, 287352143, 2011465001]

約数ペア:

[(1, 2011465001), (7, 287352143), (13, 154728077), (19, 105866579), (91, 22104011), (133, 15123797), (233, 8632897), (247, 8143583), (1631, 1233271), (1729, 1163369), (3029, 664069), (4427, 454363), (4993, 402857), (21203, 94867), (30989, 64909), (34951, 57551)]