6720831

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:176

約数の個数: 48

約数和(自身を含む): 11531520

約数和(自身を除く): 4810689

約数列:

[1, 3, 9, 13, 17, 31, 39, 51, 93, 109, 117, 153, 221, 279, 327, 403, 527, 663, 981, 1209, 1417, 1581, 1853, 1989, 3379, 3627, 4251, 4743, 5559, 6851, 10137, 12753, 16677, 20553, 24089, 30411, 43927, 57443, 61659, 72267, 131781, 172329, 216801, 395343, 516987, 746759, 2240277, 6720831]

約数ペア:

[(1, 6720831), (3, 2240277), (9, 746759), (13, 516987), (17, 395343), (31, 216801), (39, 172329), (51, 131781), (93, 72267), (109, 61659), (117, 57443), (153, 43927), (221, 30411), (279, 24089), (327, 20553), (403, 16677), (527, 12753), (663, 10137), (981, 6851), (1209, 5559), (1417, 4743), (1581, 4251), (1853, 3627), (1989, 3379)]