61857281

素因数分解:

${\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{293}}^1$

素因数の和:520

約数の個数: 16

約数和(自身を含む): 66213504

約数和(自身を除く): 4356223

約数列:

[1, 23, 67, 137, 293, 1541, 3151, 6739, 9179, 19631, 40141, 211117, 451513, 923243, 2689447, 61857281]

約数ペア:

[(1, 61857281), (23, 2689447), (67, 923243), (137, 451513), (293, 211117), (1541, 40141), (3151, 19631), (6739, 9179)]