13208881

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:289

約数の個数: 24

約数和(自身を含む): 16535016

約数和(自身を除く): 3326135

約数列:

[1, 7, 17, 49, 101, 119, 157, 707, 833, 1099, 1717, 2669, 4949, 7693, 12019, 15857, 18683, 84133, 110999, 130781, 269569, 776993, 1886983, 13208881]

約数ペア:

[(1, 13208881), (7, 1886983), (17, 776993), (49, 269569), (101, 130781), (119, 110999), (157, 84133), (707, 18683), (833, 15857), (1099, 12019), (1717, 7693), (2669, 4949)]