42139902

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{143333}}^1$

素因数の和:143352

約数の個数: 24

約数和(自身を含む): 98040456

約数和(自身を除く): 55900554

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 143333, 286666, 429999, 859998, 1003331, 2006662, 3009993, 6019986, 7023317, 14046634, 21069951, 42139902]

約数ペア:

[(1, 42139902), (2, 21069951), (3, 14046634), (6, 7023317), (7, 6019986), (14, 3009993), (21, 2006662), (42, 1003331), (49, 859998), (98, 429999), (147, 286666), (294, 143333)]