201820479

素因数分解:

$3^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{42337}}^1$

素因数の和:42574

約数の個数: 16

約数和(自身を含む): 308898048

約数和(自身を除く): 107077569

約数列:

[1, 3, 7, 21, 227, 681, 1589, 4767, 42337, 127011, 296359, 889077, 9610499, 28831497, 67273493, 201820479]

約数ペア:

[(1, 201820479), (3, 67273493), (7, 28831497), (21, 9610499), (227, 889077), (681, 296359), (1589, 127011), (4767, 42337)]