213048130

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{195457}}^1$

素因数の和:195573

約数の個数: 16

約数和(自身を含む): 387006840

約数和(自身を除く): 173958710

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 195457, 390914, 977285, 1954570, 21304813, 42609626, 106524065, 213048130]

約数ペア:

[(1, 213048130), (2, 106524065), (5, 42609626), (10, 21304813), (109, 1954570), (218, 977285), (545, 390914), (1090, 195457)]