51490383

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{757}}^1$

素因数の和:887

約数の個数: 32

約数和(自身を含む): 81500160

約数和(自身を除く): 30009777

約数列:

[1, 3, 7, 21, 41, 79, 123, 237, 287, 553, 757, 861, 1659, 2271, 3239, 5299, 9717, 15897, 22673, 31037, 59803, 68019, 93111, 179409, 217259, 418621, 651777, 1255863, 2451923, 7355769, 17163461, 51490383]

約数ペア:

[(1, 51490383), (3, 17163461), (7, 7355769), (21, 2451923), (41, 1255863), (79, 651777), (123, 418621), (237, 217259), (287, 179409), (553, 93111), (757, 68019), (861, 59803), (1659, 31037), (2271, 22673), (3239, 15897), (5299, 9717)]