2628889921

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{62981}}^1$

素因数の和:63144

約数の個数: 16

約数和(自身を含む): 3083598720

約数和(自身を除く): 454708799

約数列:

[1, 7, 67, 89, 469, 623, 5963, 41741, 62981, 440867, 4219727, 5605309, 29538089, 39237163, 375555703, 2628889921]

約数ペア:

[(1, 2628889921), (7, 375555703), (67, 39237163), (89, 29538089), (469, 5605309), (623, 4219727), (5963, 440867), (41741, 62981)]