13891185

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:259

約数の個数: 96

約数和(自身を含む): 31749120

約数和(自身を除く): 17857935

約数列:

[1, 3, 5, 7, 9, 11, 15, 19, 21, 33, 35, 45, 55, 57, 63, 77, 95, 99, 105, 133, 165, 171, 209, 211, 231, 285, 315, 385, 399, 495, 627, 633, 665, 693, 855, 1045, 1055, 1155, 1197, 1463, 1477, 1881, 1899, 1995, 2321, 3135, 3165, 3465, 4009, 4389, 4431, 5985, 6963, 7315, 7385, 9405, 9495, 11605, 12027, 13167, 13293, 16247, 20045, 20889, 21945, 22155, 28063, 34815, 36081, 44099, 48741, 60135, 65835, 66465, 81235, 84189, 104445, 132297, 140315, 146223, 180405, 220495, 243705, 252567, 308693, 396891, 420945, 661485, 731115, 926079, 1262835, 1543465, 1984455, 2778237, 4630395, 13891185]

約数ペア:

[(1, 13891185), (3, 4630395), (5, 2778237), (7, 1984455), (9, 1543465), (11, 1262835), (15, 926079), (19, 731115), (21, 661485), (33, 420945), (35, 396891), (45, 308693), (55, 252567), (57, 243705), (63, 220495), (77, 180405), (95, 146223), (99, 140315), (105, 132297), (133, 104445), (165, 84189), (171, 81235), (209, 66465), (211, 65835), (231, 60135), (285, 48741), (315, 44099), (385, 36081), (399, 34815), (495, 28063), (627, 22155), (633, 21945), (665, 20889), (693, 20045), (855, 16247), (1045, 13293), (1055, 13167), (1155, 12027), (1197, 11605), (1463, 9495), (1477, 9405), (1881, 7385), (1899, 7315), (1995, 6963), (2321, 5985), (3135, 4431), (3165, 4389), (3465, 4009)]