90209667

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{271}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 131134464

約数和(自身を除く): 40924797

約数列:

[1, 3, 17, 51, 61, 107, 183, 271, 321, 813, 1037, 1819, 3111, 4607, 5457, 6527, 13821, 16531, 19581, 28997, 49593, 86991, 110959, 281027, 332877, 492949, 843081, 1478847, 1768817, 5306451, 30069889, 90209667]

約数ペア:

[(1, 90209667), (3, 30069889), (17, 5306451), (51, 1768817), (61, 1478847), (107, 843081), (183, 492949), (271, 332877), (321, 281027), (813, 110959), (1037, 86991), (1819, 49593), (3111, 28997), (4607, 19581), (5457, 16531), (6527, 13821)]