42668395

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{307}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 67592448

約数和(自身を除く): 24924053

約数列:

[1, 5, 7, 11, 19, 35, 55, 77, 95, 133, 209, 307, 361, 385, 665, 1045, 1463, 1535, 1805, 2149, 2527, 3377, 3971, 5833, 7315, 10745, 12635, 16885, 19855, 23639, 27797, 29165, 40831, 64163, 110827, 118195, 138985, 204155, 320815, 449141, 554135, 775789, 1219097, 2245705, 3878945, 6095485, 8533679, 42668395]

約数ペア:

[(1, 42668395), (5, 8533679), (7, 6095485), (11, 3878945), (19, 2245705), (35, 1219097), (55, 775789), (77, 554135), (95, 449141), (133, 320815), (209, 204155), (307, 138985), (361, 118195), (385, 110827), (665, 64163), (1045, 40831), (1463, 29165), (1535, 27797), (1805, 23639), (2149, 19855), (2527, 16885), (3377, 12635), (3971, 10745), (5833, 7315)]