13138671

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:208

約数の個数: 64

約数和(自身を含む): 24192000

約数和(自身を除く): 11053329

約数列:

[1, 3, 7, 13, 17, 19, 21, 39, 51, 57, 91, 119, 133, 149, 221, 247, 273, 323, 357, 399, 447, 663, 741, 969, 1043, 1547, 1729, 1937, 2261, 2533, 2831, 3129, 4199, 4641, 5187, 5811, 6783, 7599, 8493, 12597, 13559, 17731, 19817, 29393, 32929, 36803, 40677, 48127, 53193, 59451, 88179, 98787, 110409, 144381, 230503, 257621, 336889, 625651, 691509, 772863, 1010667, 1876953, 4379557, 13138671]

約数ペア:

[(1, 13138671), (3, 4379557), (7, 1876953), (13, 1010667), (17, 772863), (19, 691509), (21, 625651), (39, 336889), (51, 257621), (57, 230503), (91, 144381), (119, 110409), (133, 98787), (149, 88179), (221, 59451), (247, 53193), (273, 48127), (323, 40677), (357, 36803), (399, 32929), (447, 29393), (663, 19817), (741, 17731), (969, 13559), (1043, 12597), (1547, 8493), (1729, 7599), (1937, 6783), (2261, 5811), (2533, 5187), (2831, 4641), (3129, 4199)]