1381393727

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{176041}}^1$

素因数の和:176126

約数の個数: 16

約数和(自身を含む): 1690003200

約数和(自身を除く): 308609473

約数列:

[1, 7, 19, 59, 133, 413, 1121, 7847, 176041, 1232287, 3344779, 10386419, 23413453, 72704933, 197341961, 1381393727]

約数ペア:

[(1, 1381393727), (7, 197341961), (19, 72704933), (59, 23413453), (133, 10386419), (413, 3344779), (1121, 1232287), (7847, 176041)]