42420273

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{42979}}^1$

素因数の和:43036

約数の個数: 16

約数和(自身を含む): 66017280

約数和(自身を除く): 23597007

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 42979, 128937, 300853, 902559, 2020013, 6060039, 14140091, 42420273]

約数ペア:

[(1, 42420273), (3, 14140091), (7, 6060039), (21, 2020013), (47, 902559), (141, 300853), (329, 128937), (987, 42979)]