42143935

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{21557}}^1$

素因数の和:21602

約数の個数: 16

約数和(自身を含む): 55878336

約数和(自身を除く): 13734401

約数列:

[1, 5, 17, 23, 85, 115, 391, 1955, 21557, 107785, 366469, 495811, 1832345, 2479055, 8428787, 42143935]

約数ペア:

[(1, 42143935), (5, 8428787), (17, 2479055), (23, 1832345), (85, 495811), (115, 366469), (391, 107785), (1955, 21557)]