320229721

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{35993}}^1$

素因数の和:36072

約数の個数: 16

約数和(自身を含む): 387007488

約数和(自身を除く): 66777767

約数列:

[1, 7, 31, 41, 217, 287, 1271, 8897, 35993, 251951, 1115783, 1475713, 7810481, 10329991, 45747103, 320229721]

約数ペア:

[(1, 320229721), (7, 45747103), (31, 10329991), (41, 7810481), (217, 1475713), (287, 1115783), (1271, 251951), (8897, 35993)]