221744913

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{52163}}^1$

素因数の和:52288

約数の個数: 16

約数和(自身を含む): 321330240

約数和(自身を除く): 99585327

約数列:

[1, 3, 13, 39, 109, 327, 1417, 4251, 52163, 156489, 678119, 2034357, 5685767, 17057301, 73914971, 221744913]

約数ペア:

[(1, 221744913), (3, 73914971), (13, 17057301), (39, 5685767), (109, 2034357), (327, 678119), (1417, 156489), (4251, 52163)]