42078285

素因数分解:

$3^4\times 5^1\times {\mathrm{107}}^1\times {\mathrm{971}}^1$

素因数の和:1095

約数の個数: 40

約数和(自身を含む): 76212576

約数和(自身を除く): 34134291

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 107, 135, 321, 405, 535, 963, 971, 1605, 2889, 2913, 4815, 4855, 8667, 8739, 14445, 14565, 26217, 43335, 43695, 78651, 103897, 131085, 311691, 393255, 519485, 935073, 1558455, 2805219, 4675365, 8415657, 14026095, 42078285]

約数ペア:

[(1, 42078285), (3, 14026095), (5, 8415657), (9, 4675365), (15, 2805219), (27, 1558455), (45, 935073), (81, 519485), (107, 393255), (135, 311691), (321, 131085), (405, 103897), (535, 78651), (963, 43695), (971, 43335), (1605, 26217), (2889, 14565), (2913, 14445), (4815, 8739), (4855, 8667)]