31983147

素因数分解:

$3^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{859}}^1$

素因数の和:1072

約数の個数: 32

約数和(自身を含む): 54489600

約数和(自身を除く): 22506453

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 197, 591, 859, 1379, 1773, 2577, 4137, 5319, 6013, 7731, 12411, 18039, 23193, 37233, 54117, 162351, 169223, 507669, 1184561, 1523007, 3553683, 4569021, 10661049, 31983147]

約数ペア:

[(1, 31983147), (3, 10661049), (7, 4569021), (9, 3553683), (21, 1523007), (27, 1184561), (63, 507669), (189, 169223), (197, 162351), (591, 54117), (859, 37233), (1379, 23193), (1773, 18039), (2577, 12411), (4137, 7731), (5319, 6013)]