221570401

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{773}}^1\times {\mathrm{1297}}^1$

素因数の和:2100

約数の個数: 16

約数和(自身を含む): 253172304

約数和(自身を除く): 31601903

約数列:

[1, 13, 17, 221, 773, 1297, 10049, 13141, 16861, 22049, 170833, 286637, 1002581, 13033553, 17043877, 221570401]

約数ペア:

[(1, 221570401), (13, 17043877), (17, 13033553), (221, 1002581), (773, 286637), (1297, 170833), (10049, 22049), (13141, 16861)]