42811310

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{138101}}^1$

素因数の和:138139

約数の個数: 16

約数和(自身を含む): 79546752

約数和(自身を除く): 36735442

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 138101, 276202, 690505, 1381010, 4281131, 8562262, 21405655, 42811310]

約数ペア:

[(1, 42811310), (2, 21405655), (5, 8562262), (10, 4281131), (31, 1381010), (62, 690505), (155, 276202), (310, 138101)]