87891423

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1\times {\mathrm{1451}}^1$

素因数の和:1846

約数の個数: 16

約数和(自身を含む): 119551872

約数和(自身を除く): 31660449

約数列:

[1, 3, 61, 183, 331, 993, 1451, 4353, 20191, 60573, 88511, 265533, 480281, 1440843, 29297141, 87891423]

約数ペア:

[(1, 87891423), (3, 29297141), (61, 1440843), (183, 480281), (331, 265533), (993, 88511), (1451, 60573), (4353, 20191)]