381210193

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{7949}}^1$

素因数の和:8017

約数の個数: 32

約数和(自身を含む): 512870400

約数和(自身を除く): 131660207

約数列:

[1, 7, 13, 17, 31, 91, 119, 217, 221, 403, 527, 1547, 2821, 3689, 6851, 7949, 47957, 55643, 103337, 135133, 246419, 723359, 945931, 1724933, 1756729, 3203447, 4189123, 12297103, 22424129, 29323861, 54458599, 381210193]

約数ペア:

[(1, 381210193), (7, 54458599), (13, 29323861), (17, 22424129), (31, 12297103), (91, 4189123), (119, 3203447), (217, 1756729), (221, 1724933), (403, 945931), (527, 723359), (1547, 246419), (2821, 135133), (3689, 103337), (6851, 55643), (7949, 47957)]