378020157

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1\times {\mathrm{563}}^1$

素因数の和:889

約数の個数: 32

約数和(自身を含む): 543172608

約数和(自身を除く): 165152451

約数列:

[1, 3, 23, 37, 69, 111, 263, 563, 789, 851, 1689, 2553, 6049, 9731, 12949, 18147, 20831, 29193, 38847, 62493, 148069, 223813, 444207, 479113, 671439, 1437339, 3405587, 5478553, 10216761, 16435659, 126006719, 378020157]

約数ペア:

[(1, 378020157), (3, 126006719), (23, 16435659), (37, 10216761), (69, 5478553), (111, 3405587), (263, 1437339), (563, 671439), (789, 479113), (851, 444207), (1689, 223813), (2553, 148069), (6049, 62493), (9731, 38847), (12949, 29193), (18147, 20831)]