16187241

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{251}}^1$

素因数の和:381

約数の個数: 32

約数和(自身を含む): 25740288

約数和(自身を除く): 9553047

約数列:

[1, 3, 7, 21, 37, 83, 111, 249, 251, 259, 581, 753, 777, 1743, 1757, 3071, 5271, 9213, 9287, 20833, 21497, 27861, 62499, 64491, 65009, 145831, 195027, 437493, 770821, 2312463, 5395747, 16187241]

約数ペア:

[(1, 16187241), (3, 5395747), (7, 2312463), (21, 770821), (37, 437493), (83, 195027), (111, 145831), (249, 65009), (251, 64491), (259, 62499), (581, 27861), (753, 21497), (777, 20833), (1743, 9287), (1757, 9213), (3071, 5271)]