486644977

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{487}}^1$

素因数の和:725

約数の個数: 32

約数和(自身を含む): 612147200

約数和(自身を除く): 125502223

約数列:

[1, 7, 13, 79, 91, 139, 487, 553, 973, 1027, 1807, 3409, 6331, 7189, 10981, 12649, 38473, 44317, 67693, 76867, 142753, 269311, 473851, 500149, 880009, 999271, 3501043, 5347747, 6160063, 37434229, 69520711, 486644977]

約数ペア:

[(1, 486644977), (7, 69520711), (13, 37434229), (79, 6160063), (91, 5347747), (139, 3501043), (487, 999271), (553, 880009), (973, 500149), (1027, 473851), (1807, 269311), (3409, 142753), (6331, 76867), (7189, 67693), (10981, 44317), (12649, 38473)]