13261017

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 22982400

約数和(自身を除く): 9721383

約数列:

[1, 3, 7, 11, 21, 33, 49, 59, 77, 139, 147, 177, 231, 413, 417, 539, 649, 973, 1239, 1529, 1617, 1947, 2891, 2919, 4543, 4587, 6811, 8201, 8673, 10703, 13629, 20433, 24603, 31801, 32109, 57407, 74921, 90211, 95403, 172221, 224763, 270633, 401849, 631477, 1205547, 1894431, 4420339, 13261017]

約数ペア:

[(1, 13261017), (3, 4420339), (7, 1894431), (11, 1205547), (21, 631477), (33, 401849), (49, 270633), (59, 224763), (77, 172221), (139, 95403), (147, 90211), (177, 74921), (231, 57407), (413, 32109), (417, 31801), (539, 24603), (649, 20433), (973, 13629), (1239, 10703), (1529, 8673), (1617, 8201), (1947, 6811), (2891, 4587), (2919, 4543)]