16271235

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 29952000

約数和(自身を除く): 13680765

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 79, 115, 199, 207, 237, 345, 395, 597, 711, 995, 1035, 1185, 1791, 1817, 2985, 3555, 4577, 5451, 8955, 9085, 13731, 15721, 16353, 22885, 27255, 41193, 47163, 68655, 78605, 81765, 141489, 205965, 235815, 361583, 707445, 1084749, 1807915, 3254247, 5423745, 16271235]

約数ペア:

[(1, 16271235), (3, 5423745), (5, 3254247), (9, 1807915), (15, 1084749), (23, 707445), (45, 361583), (69, 235815), (79, 205965), (115, 141489), (199, 81765), (207, 78605), (237, 68655), (345, 47163), (395, 41193), (597, 27255), (711, 22885), (995, 16353), (1035, 15721), (1185, 13731), (1791, 9085), (1817, 8955), (2985, 5451), (3555, 4577)]