42597905

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{9151}}^1$

素因数の和:9189

約数の個数: 24

約数和(自身を含む): 62599680

約数和(自身を除く): 20001775

約数列:

[1, 5, 7, 19, 35, 49, 95, 133, 245, 665, 931, 4655, 9151, 45755, 64057, 173869, 320285, 448399, 869345, 1217083, 2241995, 6085415, 8519581, 42597905]

約数ペア:

[(1, 42597905), (5, 8519581), (7, 6085415), (19, 2241995), (35, 1217083), (49, 869345), (95, 448399), (133, 320285), (245, 173869), (665, 64057), (931, 45755), (4655, 9151)]