7880327

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:255

約数の個数: 24

約数和(自身を含む): 10054800

約数和(自身を除く): 2174473

約数列:

[1, 7, 13, 49, 89, 91, 139, 623, 637, 973, 1157, 1807, 4361, 6811, 8099, 12371, 12649, 56693, 86597, 88543, 160823, 606179, 1125761, 7880327]

約数ペア:

[(1, 7880327), (7, 1125761), (13, 606179), (49, 160823), (89, 88543), (91, 86597), (139, 56693), (623, 12649), (637, 12371), (973, 8099), (1157, 6811), (1807, 4361)]