6378281

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:94

約数の個数: 48

約数和(自身を含む): 9192960

約数和(自身を除く): 2814679

約数列:

[1, 7, 13, 17, 19, 31, 49, 91, 119, 133, 217, 221, 247, 323, 403, 527, 589, 637, 833, 931, 1519, 1547, 1729, 2261, 2821, 3689, 4123, 4199, 6851, 7657, 10013, 10829, 12103, 15827, 19747, 25823, 28861, 29393, 47957, 53599, 70091, 130169, 205751, 335699, 375193, 490637, 911183, 6378281]

約数ペア:

[(1, 6378281), (7, 911183), (13, 490637), (17, 375193), (19, 335699), (31, 205751), (49, 130169), (91, 70091), (119, 53599), (133, 47957), (217, 29393), (221, 28861), (247, 25823), (323, 19747), (403, 15827), (527, 12103), (589, 10829), (637, 10013), (833, 7657), (931, 6851), (1519, 4199), (1547, 4123), (1729, 3689), (2261, 2821)]