258245512

素因数分解:

$2^3\times 7^1\times {\mathrm{293}}^1\times {\mathrm{15739}}^1$

素因数の和:16045

約数の個数: 32

約数和(自身を含む): 555307200

約数和(自身を除く): 297061688

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 293, 586, 1172, 2051, 2344, 4102, 8204, 15739, 16408, 31478, 62956, 110173, 125912, 220346, 440692, 881384, 4611527, 9223054, 18446108, 32280689, 36892216, 64561378, 129122756, 258245512]

約数ペア:

[(1, 258245512), (2, 129122756), (4, 64561378), (7, 36892216), (8, 32280689), (14, 18446108), (28, 9223054), (56, 4611527), (293, 881384), (586, 440692), (1172, 220346), (2051, 125912), (2344, 110173), (4102, 62956), (8204, 31478), (15739, 16408)]