3215485

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 4902912

約数和(自身を除く): 1687427

約数列:

[1, 5, 7, 13, 35, 37, 65, 91, 185, 191, 259, 455, 481, 955, 1295, 1337, 2405, 2483, 3367, 6685, 7067, 12415, 16835, 17381, 35335, 49469, 86905, 91871, 247345, 459355, 643097, 3215485]

約数ペア:

[(1, 3215485), (5, 643097), (7, 459355), (13, 247345), (35, 91871), (37, 86905), (65, 49469), (91, 35335), (185, 17381), (191, 16835), (259, 12415), (455, 7067), (481, 6685), (955, 3367), (1295, 2483), (1337, 2405)]