25421188

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{193}}^1$

素因数の和:376

約数の個数: 48

約数和(自身を含む): 51332400

約数和(自身を除く): 25911212

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 149, 193, 221, 298, 386, 442, 596, 772, 884, 1937, 2509, 2533, 3281, 3874, 5018, 5066, 6562, 7748, 10036, 10132, 13124, 28757, 32929, 42653, 57514, 65858, 85306, 115028, 131716, 170612, 373841, 488869, 747682, 977738, 1495364, 1955476, 6355297, 12710594, 25421188]

約数ペア:

[(1, 25421188), (2, 12710594), (4, 6355297), (13, 1955476), (17, 1495364), (26, 977738), (34, 747682), (52, 488869), (68, 373841), (149, 170612), (193, 131716), (221, 115028), (298, 85306), (386, 65858), (442, 57514), (596, 42653), (772, 32929), (884, 28757), (1937, 13124), (2509, 10132), (2533, 10036), (3281, 7748), (3874, 6562), (5018, 5066)]