161740971

素因数分解:

$3^2\times 7^1\times {\mathrm{947}}^1\times {\mathrm{2711}}^1$

素因数の和:3671

約数の個数: 24

約数和(自身を含む): 267381504

約数和(自身を除く): 105640533

約数列:

[1, 3, 7, 9, 21, 63, 947, 2711, 2841, 6629, 8133, 8523, 18977, 19887, 24399, 56931, 59661, 170793, 2567317, 7701951, 17971219, 23105853, 53913657, 161740971]

約数ペア:

[(1, 161740971), (3, 53913657), (7, 23105853), (9, 17971219), (21, 7701951), (63, 2567317), (947, 170793), (2711, 59661), (2841, 56931), (6629, 24399), (8133, 19887), (8523, 18977)]