31620267

素因数分解:

$3^3\times 7^1\times {\mathrm{293}}^1\times {\mathrm{571}}^1$

素因数の和:880

約数の個数: 32

約数和(自身を含む): 53813760

約数和(自身を除く): 22193493

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 293, 571, 879, 1713, 2051, 2637, 3997, 5139, 6153, 7911, 11991, 15417, 18459, 35973, 55377, 107919, 167303, 501909, 1171121, 1505727, 3513363, 4517181, 10540089, 31620267]

約数ペア:

[(1, 31620267), (3, 10540089), (7, 4517181), (9, 3513363), (21, 1505727), (27, 1171121), (63, 501909), (189, 167303), (293, 107919), (571, 55377), (879, 35973), (1713, 18459), (2051, 15417), (2637, 11991), (3997, 7911), (5139, 6153)]