13318263

素因数分解:

$3^4\times 7^1\times {\mathrm{83}}^1\times {\mathrm{283}}^1$

素因数の和:385

約数の個数: 40

約数和(自身を含む): 23092608

約数和(自身を除く): 9774345

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 83, 189, 249, 283, 567, 581, 747, 849, 1743, 1981, 2241, 2547, 5229, 5943, 6723, 7641, 15687, 17829, 22923, 23489, 47061, 53487, 70467, 160461, 164423, 211401, 493269, 634203, 1479807, 1902609, 4439421, 13318263]

約数ペア:

[(1, 13318263), (3, 4439421), (7, 1902609), (9, 1479807), (21, 634203), (27, 493269), (63, 211401), (81, 164423), (83, 160461), (189, 70467), (249, 53487), (283, 47061), (567, 23489), (581, 22923), (747, 17829), (849, 15687), (1743, 7641), (1981, 6723), (2241, 5943), (2547, 5229)]