213534503

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{3319}}^1$

素因数の和:3447

約数の個数: 24

約数和(自身を含む): 270234720

約数和(自身を除く): 56700217

約数列:

[1, 7, 13, 49, 91, 101, 637, 707, 1313, 3319, 4949, 9191, 23233, 43147, 64337, 162631, 302029, 335219, 2114203, 2346533, 4357847, 16425731, 30504929, 213534503]

約数ペア:

[(1, 213534503), (7, 30504929), (13, 16425731), (49, 4357847), (91, 2346533), (101, 2114203), (637, 335219), (707, 302029), (1313, 162631), (3319, 64337), (4949, 43147), (9191, 23233)]