31707963

素因数分解:

$3^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1321}}^1$

素因数の和:1464

約数の個数: 32

約数和(自身を含む): 54149120

約数和(自身を除く): 22441157

約数列:

[1, 3, 7, 9, 21, 27, 63, 127, 189, 381, 889, 1143, 1321, 2667, 3429, 3963, 8001, 9247, 11889, 24003, 27741, 35667, 83223, 167767, 249669, 503301, 1174369, 1509903, 3523107, 4529709, 10569321, 31707963]

約数ペア:

[(1, 31707963), (3, 10569321), (7, 4529709), (9, 3523107), (21, 1509903), (27, 1174369), (63, 503301), (127, 249669), (189, 167767), (381, 83223), (889, 35667), (1143, 27741), (1321, 24003), (2667, 11889), (3429, 9247), (3963, 8001)]