42181965

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{14879}}^1$

素因数の和:14903

約数の個数: 40

約数和(自身を含む): 86423040

約数和(自身を除く): 44241075

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 14879, 44637, 74395, 104153, 133911, 223185, 312459, 401733, 520765, 669555, 937377, 1205199, 1562295, 2008665, 2812131, 4686885, 6025995, 8436393, 14060655, 42181965]

約数ペア:

[(1, 42181965), (3, 14060655), (5, 8436393), (7, 6025995), (9, 4686885), (15, 2812131), (21, 2008665), (27, 1562295), (35, 1205199), (45, 937377), (63, 669555), (81, 520765), (105, 401733), (135, 312459), (189, 223185), (315, 133911), (405, 104153), (567, 74395), (945, 44637), (2835, 14879)]