81142308

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{13337}}^1$

素因数の和:13373

約数の個数: 54

約数和(自身を含む): 222117714

約数和(自身を除く): 140975406

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 169, 234, 338, 468, 507, 676, 1014, 1521, 2028, 3042, 6084, 13337, 26674, 40011, 53348, 80022, 120033, 160044, 173381, 240066, 346762, 480132, 520143, 693524, 1040286, 1560429, 2080572, 2253953, 3120858, 4507906, 6241716, 6761859, 9015812, 13523718, 20285577, 27047436, 40571154, 81142308]

約数ペア:

[(1, 81142308), (2, 40571154), (3, 27047436), (4, 20285577), (6, 13523718), (9, 9015812), (12, 6761859), (13, 6241716), (18, 4507906), (26, 3120858), (36, 2253953), (39, 2080572), (52, 1560429), (78, 1040286), (117, 693524), (156, 520143), (169, 480132), (234, 346762), (338, 240066), (468, 173381), (507, 160044), (676, 120033), (1014, 80022), (1521, 53348), (2028, 40011), (3042, 26674), (6084, 13337)]