66769885

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{571}}^1$

素因数の和:853

約数の個数: 32

約数和(自身を含む): 99171072

約数和(自身を除く): 32401187

約数列:

[1, 5, 7, 13, 35, 65, 91, 257, 455, 571, 1285, 1799, 2855, 3341, 3997, 7423, 8995, 16705, 19985, 23387, 37115, 51961, 116935, 146747, 259805, 733735, 1027229, 1907711, 5136145, 9538555, 13353977, 66769885]

約数ペア:

[(1, 66769885), (5, 13353977), (7, 9538555), (13, 5136145), (35, 1907711), (65, 1027229), (91, 733735), (257, 259805), (455, 146747), (571, 116935), (1285, 51961), (1799, 37115), (2855, 23387), (3341, 19985), (3997, 16705), (7423, 8995)]