201812901

素因数分解:

$3^1\times {\mathrm{149}}^1\times {\mathrm{509}}^1\times {\mathrm{887}}^1$

素因数の和:1548

約数の個数: 16

約数和(自身を含む): 271728000

約数和(自身を除く): 69915099

約数列:

[1, 3, 149, 447, 509, 887, 1527, 2661, 75841, 132163, 227523, 396489, 451483, 1354449, 67270967, 201812901]

約数ペア:

[(1, 201812901), (3, 67270967), (149, 1354449), (447, 451483), (509, 396489), (887, 227523), (1527, 132163), (2661, 75841)]