22165913

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:285

約数の個数: 32

約数和(自身を含む): 29568000

約数和(自身を除く): 7402087

約数列:

[1, 7, 11, 19, 77, 109, 133, 139, 209, 763, 973, 1199, 1463, 1529, 2071, 2641, 8393, 10703, 14497, 15151, 18487, 22781, 29051, 106057, 159467, 166661, 203357, 287869, 1166627, 2015083, 3166559, 22165913]

約数ペア:

[(1, 22165913), (7, 3166559), (11, 2015083), (19, 1166627), (77, 287869), (109, 203357), (133, 166661), (139, 159467), (209, 106057), (763, 29051), (973, 22781), (1199, 18487), (1463, 15151), (1529, 14497), (2071, 10703), (2641, 8393)]