18143573

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{947}}^1$

素因数の和:1001

約数の個数: 24

約数和(自身を含む): 23343552

約数和(自身を除く): 5199979

約数列:

[1, 7, 17, 23, 49, 119, 161, 391, 833, 947, 1127, 2737, 6629, 16099, 19159, 21781, 46403, 112693, 152467, 370277, 788851, 1067269, 2591939, 18143573]

約数ペア:

[(1, 18143573), (7, 2591939), (17, 1067269), (23, 788851), (49, 370277), (119, 152467), (161, 112693), (391, 46403), (833, 21781), (947, 19159), (1127, 16099), (2737, 6629)]