25668839

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1\times {\mathrm{239}}^1$

素因数の和:542

約数の個数: 16

約数和(自身を含む): 30028800

約数和(自身を除く): 4359961

約数列:

[1, 7, 67, 229, 239, 469, 1603, 1673, 15343, 16013, 54731, 107401, 112091, 383117, 3666977, 25668839]

約数ペア:

[(1, 25668839), (7, 3666977), (67, 383117), (229, 112091), (239, 107401), (469, 54731), (1603, 16013), (1673, 15343)]