420561181

素因数分解:

${\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{401}}^1$

素因数の和:645

約数の個数: 24

約数和(自身を含む): 473909760

約数和(自身を除く): 53348579

約数列:

[1, 17, 19, 191, 289, 323, 401, 3247, 3629, 5491, 6817, 7619, 55199, 61693, 76591, 115889, 129523, 1048781, 1302047, 1455229, 2201891, 22134799, 24738893, 420561181]

約数ペア:

[(1, 420561181), (17, 24738893), (19, 22134799), (191, 2201891), (289, 1455229), (323, 1302047), (401, 1048781), (3247, 129523), (3629, 115889), (5491, 76591), (6817, 61693), (7619, 55199)]