1320247747

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^3\times {\mathrm{487}}^1$

素因数の和:600

約数の個数: 32

約数和(自身を含む): 1682530304

約数和(自身を除く): 362282557

約数列:

[1, 7, 13, 31, 91, 217, 403, 487, 961, 2821, 3409, 6331, 6727, 12493, 15097, 29791, 44317, 87451, 105679, 196261, 208537, 387283, 468007, 1373827, 2710981, 3276049, 6084091, 14508217, 42588637, 101557519, 188606821, 1320247747]

約数ペア:

[(1, 1320247747), (7, 188606821), (13, 101557519), (31, 42588637), (91, 14508217), (217, 6084091), (403, 3276049), (487, 2710981), (961, 1373827), (2821, 468007), (3409, 387283), (6331, 208537), (6727, 196261), (12493, 105679), (15097, 87451), (29791, 44317)]