67506537

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{283}}^1\times {\mathrm{307}}^1$

素因数の和:637

約数の個数: 32

約数和(自身を含む): 106365952

約数和(自身を除く): 38859415

約数列:

[1, 3, 7, 21, 37, 111, 259, 283, 307, 777, 849, 921, 1981, 2149, 5943, 6447, 10471, 11359, 31413, 34077, 73297, 79513, 86881, 219891, 238539, 260643, 608167, 1824501, 3214597, 9643791, 22502179, 67506537]

約数ペア:

[(1, 67506537), (3, 22502179), (7, 9643791), (21, 3214597), (37, 1824501), (111, 608167), (259, 260643), (283, 238539), (307, 219891), (777, 86881), (849, 79513), (921, 73297), (1981, 34077), (2149, 31413), (5943, 11359), (6447, 10471)]