771378554

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{120641}}^1$

素因数の和:120805

約数の個数: 16

約数和(自身を含む): 1216071360

約数和(自身を除く): 444692806

約数列:

[1, 2, 23, 46, 139, 278, 3197, 6394, 120641, 241282, 2774743, 5549486, 16769099, 33538198, 385689277, 771378554]

約数ペア:

[(1, 771378554), (2, 385689277), (23, 33538198), (46, 16769099), (139, 5549486), (278, 2774743), (3197, 241282), (6394, 120641)]