129136787

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{307}}^1$

素因数の和:483

約数の個数: 24

約数和(自身を含む): 148800960

約数和(自身を除く): 19664173

約数列:

[1, 13, 19, 131, 169, 247, 307, 1703, 2489, 3211, 3991, 5833, 22139, 32357, 40217, 51883, 75829, 420641, 522821, 764123, 985777, 6796673, 9933599, 129136787]

約数ペア:

[(1, 129136787), (13, 9933599), (19, 6796673), (131, 985777), (169, 764123), (247, 522821), (307, 420641), (1703, 75829), (2489, 51883), (3211, 40217), (3991, 32357), (5833, 22139)]