28770063

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{283}}^1$

素因数の和:443

約数の個数: 32

約数和(自身を含む): 45367296

約数和(自身を除く): 16597233

約数列:

[1, 3, 7, 21, 47, 103, 141, 283, 309, 329, 721, 849, 987, 1981, 2163, 4841, 5943, 13301, 14523, 29149, 33887, 39903, 87447, 93107, 101661, 204043, 279321, 612129, 1370003, 4110009, 9590021, 28770063]

約数ペア:

[(1, 28770063), (3, 9590021), (7, 4110009), (21, 1370003), (47, 612129), (103, 279321), (141, 204043), (283, 101661), (309, 93107), (329, 87447), (721, 39903), (849, 33887), (987, 29149), (1981, 14523), (2163, 13301), (4841, 5943)]