127560455

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1\times {\mathrm{197}}^1$

素因数の和:467

約数の個数: 32

約数和(自身を含む): 171471168

約数和(自身を除く): 43910713

約数列:

[1, 5, 11, 55, 61, 193, 197, 305, 671, 965, 985, 2123, 2167, 3355, 10615, 10835, 11773, 12017, 38021, 58865, 60085, 129503, 132187, 190105, 418231, 647515, 660935, 2091155, 2319281, 11596405, 25512091, 127560455]

約数ペア:

[(1, 127560455), (5, 25512091), (11, 11596405), (55, 2319281), (61, 2091155), (193, 660935), (197, 647515), (305, 418231), (671, 190105), (965, 132187), (985, 129503), (2123, 60085), (2167, 58865), (3355, 38021), (10615, 12017), (10835, 11773)]