213520030

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{207301}}^1$

素因数の和:207411

約数の個数: 16

約数和(自身を含む): 388069344

約数和(自身を除く): 174549314

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 207301, 414602, 1036505, 2073010, 21352003, 42704006, 106760015, 213520030]

約数ペア:

[(1, 213520030), (2, 106760015), (5, 42704006), (10, 21352003), (103, 2073010), (206, 1036505), (515, 414602), (1030, 207301)]