85481319

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{2357}}^1$

素因数の和:2535

約数の個数: 32

約数和(自身を含む): 143064576

約数和(自身を除く): 57583257

約数列:

[1, 3, 7, 11, 21, 33, 77, 157, 231, 471, 1099, 1727, 2357, 3297, 5181, 7071, 12089, 16499, 25927, 36267, 49497, 77781, 181489, 370049, 544467, 1110147, 2590343, 4070539, 7771029, 12211617, 28493773, 85481319]

約数ペア:

[(1, 85481319), (3, 28493773), (7, 12211617), (11, 7771029), (21, 4070539), (33, 2590343), (77, 1110147), (157, 544467), (231, 370049), (471, 181489), (1099, 77781), (1727, 49497), (2357, 36267), (3297, 25927), (5181, 16499), (7071, 12089)]