220053911

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{77239}}^1$

素因数の和:77294

約数の個数: 16

約数和(自身を含む): 281771520

約数和(自身を除く): 61717609

約数列:

[1, 7, 11, 37, 77, 259, 407, 2849, 77239, 540673, 849629, 2857843, 5947403, 20004901, 31436273, 220053911]

約数ペア:

[(1, 220053911), (7, 31436273), (11, 20004901), (37, 5947403), (77, 2857843), (259, 849629), (407, 540673), (2849, 77239)]