22528415

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{739}}^1$

素因数の和:831

約数の個数: 32

約数和(自身を含む): 33815040

約数和(自身を除く): 11286625

約数列:

[1, 5, 7, 13, 35, 65, 67, 91, 335, 455, 469, 739, 871, 2345, 3695, 4355, 5173, 6097, 9607, 25865, 30485, 48035, 49513, 67249, 247565, 336245, 346591, 643669, 1732955, 3218345, 4505683, 22528415]

約数ペア:

[(1, 22528415), (5, 4505683), (7, 3218345), (13, 1732955), (35, 643669), (65, 346591), (67, 336245), (91, 247565), (335, 67249), (455, 49513), (469, 48035), (739, 30485), (871, 25865), (2345, 9607), (3695, 6097), (4355, 5173)]