13871235

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:460

約数の個数: 64

約数和(自身を含む): 28339200

約数和(自身を除く): 14467965

約数列:

[1, 3, 5, 7, 15, 17, 19, 21, 35, 51, 57, 85, 95, 105, 119, 133, 255, 285, 323, 357, 399, 409, 595, 665, 969, 1227, 1615, 1785, 1995, 2045, 2261, 2863, 4845, 6135, 6783, 6953, 7771, 8589, 11305, 14315, 20859, 23313, 33915, 34765, 38855, 42945, 48671, 54397, 104295, 116565, 132107, 146013, 163191, 243355, 271985, 396321, 660535, 730065, 815955, 924749, 1981605, 2774247, 4623745, 13871235]

約数ペア:

[(1, 13871235), (3, 4623745), (5, 2774247), (7, 1981605), (15, 924749), (17, 815955), (19, 730065), (21, 660535), (35, 396321), (51, 271985), (57, 243355), (85, 163191), (95, 146013), (105, 132107), (119, 116565), (133, 104295), (255, 54397), (285, 48671), (323, 42945), (357, 38855), (399, 34765), (409, 33915), (595, 23313), (665, 20859), (969, 14315), (1227, 11305), (1615, 8589), (1785, 7771), (1995, 6953), (2045, 6783), (2261, 6135), (2863, 4845)]