289121119

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{3931}}^1$

素因数の和:4043

約数の個数: 24

約数和(自身を含む): 358598400

約数和(自身を除く): 69477281

約数列:

[1, 7, 19, 49, 79, 133, 553, 931, 1501, 3871, 3931, 10507, 27517, 73549, 74689, 192619, 310549, 522823, 2173843, 3659761, 5900431, 15216901, 41303017, 289121119]

約数ペア:

[(1, 289121119), (7, 41303017), (19, 15216901), (49, 5900431), (79, 3659761), (133, 2173843), (553, 522823), (931, 310549), (1501, 192619), (3871, 74689), (3931, 73549), (10507, 27517)]