289556813

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{52163}}^1$

素因数の和:52244

約数の個数: 16

約数和(自身を含む): 362226816

約数和(自身を除く): 72670003

約数列:

[1, 7, 13, 61, 91, 427, 793, 5551, 52163, 365141, 678119, 3181943, 4746833, 22273601, 41365259, 289556813]

約数ペア:

[(1, 289556813), (7, 41365259), (13, 22273601), (61, 4746833), (91, 3181943), (427, 678119), (793, 365141), (5551, 52163)]