217179611

素因数分解:

${\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{491}}^1\times {\mathrm{509}}^1$

素因数の和:1090

約数の個数: 16

約数和(自身を含む): 240883200

約数和(自身を除く): 23703589

約数列:

[1, 11, 79, 491, 509, 869, 5401, 5599, 38789, 40211, 249919, 426679, 442321, 2749109, 19743601, 217179611]

約数ペア:

[(1, 217179611), (11, 19743601), (79, 2749109), (491, 442321), (509, 426679), (869, 249919), (5401, 40211), (5599, 38789)]