20140318443

素因数分解:

$3^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{695477}}^1$

素因数の和:695691

約数の個数: 24

約数和(自身を含む): 31396658832

約数和(自身を除く): 11256340389

約数列:

[1, 3, 7, 21, 49, 147, 197, 591, 1379, 4137, 9653, 28959, 695477, 2086431, 4868339, 14605017, 34078373, 102235119, 137008969, 411026907, 959062783, 2877188349, 6713439481, 20140318443]

約数ペア:

[(1, 20140318443), (3, 6713439481), (7, 2877188349), (21, 959062783), (49, 411026907), (147, 137008969), (197, 102235119), (591, 34078373), (1379, 14605017), (4137, 4868339), (9653, 2086431), (28959, 695477)]