28715662090

素因数分解:

$2^1\times 5^1\times {\mathrm{134923}}^1\times {\mathrm{21283}}^1$

素因数の和:156213

約数の個数: 16

約数和(自身を含む): 51691003488

約数和(自身を除く): 22975341398

約数列:

[1, 2, 5, 10, 21283, 42566, 106415, 134923, 212830, 269846, 674615, 1349230, 2871566209, 5743132418, 14357831045, 28715662090]

約数ペア:

[(1, 28715662090), (2, 14357831045), (5, 5743132418), (10, 2871566209), (21283, 1349230), (42566, 674615), (106415, 269846), (134923, 212830)]