66638278

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{89809}}^1$

素因数の和:89871

約数の個数: 16

約数和(自身を含む): 116393760

約数和(自身を除く): 49755482

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 89809, 179618, 628663, 1257326, 4759877, 9519754, 33319139, 66638278]

約数ペア:

[(1, 66638278), (2, 33319139), (7, 9519754), (14, 4759877), (53, 1257326), (106, 628663), (371, 179618), (742, 89809)]