222553565

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{3931}}^1$

素因数の和:4029

約数の個数: 24

約数和(自身を含む): 293578848

約数和(自身を除く): 71025283

約数列:

[1, 5, 13, 65, 67, 169, 335, 845, 871, 3931, 4355, 11323, 19655, 51103, 56615, 255515, 263377, 664339, 1316885, 3321695, 3423901, 17119505, 44510713, 222553565]

約数ペア:

[(1, 222553565), (5, 44510713), (13, 17119505), (65, 3423901), (67, 3321695), (169, 1316885), (335, 664339), (845, 263377), (871, 255515), (3931, 56615), (4355, 51103), (11323, 19655)]