72839921

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2017}}^1$

素因数の和:2109

約数の個数: 24

約数和(自身を含む): 93861216

約数和(自身を除く): 21021295

約数列:

[1, 7, 11, 49, 67, 77, 469, 539, 737, 2017, 3283, 5159, 14119, 22187, 36113, 98833, 135139, 155309, 945973, 1087163, 1486529, 6621811, 10405703, 72839921]

約数ペア:

[(1, 72839921), (7, 10405703), (11, 6621811), (49, 1486529), (67, 1087163), (77, 945973), (469, 155309), (539, 135139), (737, 98833), (2017, 36113), (3283, 22187), (5159, 14119)]