1948009

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1$

素因数の和:276

約数の個数: 16

約数和(自身を含む): 2359296

約数和(自身を除く): 411287

約数列:

[1, 7, 31, 47, 191, 217, 329, 1337, 1457, 5921, 8977, 10199, 41447, 62839, 278287, 1948009]

約数ペア:

[(1, 1948009), (7, 278287), (31, 62839), (47, 41447), (191, 10199), (217, 8977), (329, 5921), (1337, 1457)]