874802019

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{74521}}^1$

素因数の和:74587

約数の個数: 32

約数和(自身を含む): 1468977664

約数和(自身を除く): 594175645

約数列:

[1, 3, 7, 13, 21, 39, 43, 91, 129, 273, 301, 559, 903, 1677, 3913, 11739, 74521, 223563, 521647, 968773, 1564941, 2906319, 3204403, 6781411, 9613209, 20344233, 22430821, 41657239, 67292463, 124971717, 291600673, 874802019]

約数ペア:

[(1, 874802019), (3, 291600673), (7, 124971717), (13, 67292463), (21, 41657239), (39, 22430821), (43, 20344233), (91, 9613209), (129, 6781411), (273, 3204403), (301, 2906319), (559, 1564941), (903, 968773), (1677, 521647), (3913, 223563), (11739, 74521)]