149720210

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{223463}}^1$

素因数の和:223537

約数の個数: 16

約数和(自身を含む): 273519936

約数和(自身を除く): 123799726

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 223463, 446926, 1117315, 2234630, 14972021, 29944042, 74860105, 149720210]

約数ペア:

[(1, 149720210), (2, 74860105), (5, 29944042), (10, 14972021), (67, 2234630), (134, 1117315), (335, 446926), (670, 223463)]