16909871

素因数分解:

${\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:191

約数の個数: 24

約数和(自身を含む): 19790400

約数和(自身を除く): 2880529

約数列:

[1, 11, 29, 61, 79, 121, 319, 671, 869, 1769, 2291, 3509, 4819, 7381, 9559, 19459, 25201, 53009, 139751, 214049, 277211, 583099, 1537261, 16909871]

約数ペア:

[(1, 16909871), (11, 1537261), (29, 583099), (61, 277211), (79, 214049), (121, 139751), (319, 53009), (671, 25201), (869, 19459), (1769, 9559), (2291, 7381), (3509, 4819)]