2558523

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:147

約数の個数: 32

約数和(自身を含む): 3999744

約数和(自身を除く): 1441221

約数列:

[1, 3, 11, 31, 33, 41, 61, 93, 123, 183, 341, 451, 671, 1023, 1271, 1353, 1891, 2013, 2501, 3813, 5673, 7503, 13981, 20801, 27511, 41943, 62403, 77531, 82533, 232593, 852841, 2558523]

約数ペア:

[(1, 2558523), (3, 852841), (11, 232593), (31, 82533), (33, 77531), (41, 62403), (61, 41943), (93, 27511), (123, 20801), (183, 13981), (341, 7503), (451, 5673), (671, 3813), (1023, 2501), (1271, 2013), (1353, 1891)]