201078164

素因数分解:

$2^2\times 7^2\times {\mathrm{1025909}}^1$

素因数の和:1025927

約数の個数: 18

約数和(自身を含む): 409338090

約数和(自身を除く): 208259926

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 1025909, 2051818, 4103636, 7181363, 14362726, 28725452, 50269541, 100539082, 201078164]

約数ペア:

[(1, 201078164), (2, 100539082), (4, 50269541), (7, 28725452), (14, 14362726), (28, 7181363), (49, 4103636), (98, 2051818), (196, 1025909)]