89865993

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 145788288

約数和(自身を除く): 55922295

約数列:

[1, 3, 7, 21, 31, 61, 73, 93, 183, 217, 219, 427, 511, 651, 961, 1281, 1533, 1891, 2263, 2883, 4453, 5673, 6727, 6789, 13237, 13359, 15841, 20181, 31171, 39711, 47523, 58621, 70153, 93513, 138043, 175863, 210459, 410347, 414129, 491071, 966301, 1231041, 1473213, 2898903, 4279333, 12837999, 29955331, 89865993]

約数ペア:

[(1, 89865993), (3, 29955331), (7, 12837999), (21, 4279333), (31, 2898903), (61, 1473213), (73, 1231041), (93, 966301), (183, 491071), (217, 414129), (219, 410347), (427, 210459), (511, 175863), (651, 138043), (961, 93513), (1281, 70153), (1533, 58621), (1891, 47523), (2263, 39711), (2883, 31171), (4453, 20181), (5673, 15841), (6727, 13359), (6789, 13237)]