128847378

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{4447}}^1$

素因数の和:4902

約数の個数: 32

約数和(自身を含む): 281825280

約数和(自身を除く): 152977902

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 439, 878, 1317, 2634, 4447, 4829, 8894, 9658, 13341, 14487, 26682, 28974, 48917, 97834, 146751, 293502, 1952233, 3904466, 5856699, 11713398, 21474563, 42949126, 64423689, 128847378]

約数ペア:

[(1, 128847378), (2, 64423689), (3, 42949126), (6, 21474563), (11, 11713398), (22, 5856699), (33, 3904466), (66, 1952233), (439, 293502), (878, 146751), (1317, 97834), (2634, 48917), (4447, 28974), (4829, 26682), (8894, 14487), (9658, 13341)]