177136479

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{257}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 285116832

約数和(自身を除く): 107980353

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 137, 257, 387, 411, 559, 771, 1233, 1677, 1781, 2313, 3341, 5031, 5343, 5891, 10023, 11051, 16029, 17673, 30069, 33153, 35209, 53019, 76583, 99459, 105627, 143663, 229749, 316881, 430989, 457717, 689247, 1292967, 1373151, 1513987, 4119453, 4541961, 13625883, 19681831, 59045493, 177136479]

約数ペア:

[(1, 177136479), (3, 59045493), (9, 19681831), (13, 13625883), (39, 4541961), (43, 4119453), (117, 1513987), (129, 1373151), (137, 1292967), (257, 689247), (387, 457717), (411, 430989), (559, 316881), (771, 229749), (1233, 143663), (1677, 105627), (1781, 99459), (2313, 76583), (3341, 53019), (5031, 35209), (5343, 33153), (5891, 30069), (10023, 17673), (11051, 16029)]