42478345

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{13337}}^1$

素因数の和:13369

約数の個数: 24

約数和(自身を含む): 63862344

約数和(自身を除く): 21383999

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637, 3185, 13337, 66685, 93359, 173381, 466795, 653513, 866905, 1213667, 3267565, 6068335, 8495669, 42478345]

約数ペア:

[(1, 42478345), (5, 8495669), (7, 6068335), (13, 3267565), (35, 1213667), (49, 866905), (65, 653513), (91, 466795), (245, 173381), (455, 93359), (637, 66685), (3185, 13337)]