207285939

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{641}}^1$

素因数の和:745

約数の個数: 64

約数和(自身を含む): 369792000

約数和(自身を除く): 162506061

約数列:

[1, 3, 7, 9, 21, 27, 29, 59, 63, 87, 177, 189, 203, 261, 413, 531, 609, 641, 783, 1239, 1593, 1711, 1827, 1923, 3717, 4487, 5133, 5481, 5769, 11151, 11977, 13461, 15399, 17307, 18589, 35931, 37819, 40383, 46197, 55767, 107793, 113457, 121149, 130123, 167301, 264733, 323379, 340371, 390369, 501903, 794199, 1021113, 1096751, 1171107, 2382597, 3290253, 3513321, 7147791, 7677257, 9870759, 23031771, 29612277, 69095313, 207285939]

約数ペア:

[(1, 207285939), (3, 69095313), (7, 29612277), (9, 23031771), (21, 9870759), (27, 7677257), (29, 7147791), (59, 3513321), (63, 3290253), (87, 2382597), (177, 1171107), (189, 1096751), (203, 1021113), (261, 794199), (413, 501903), (531, 390369), (609, 340371), (641, 323379), (783, 264733), (1239, 167301), (1593, 130123), (1711, 121149), (1827, 113457), (1923, 107793), (3717, 55767), (4487, 46197), (5133, 40383), (5481, 37819), (5769, 35931), (11151, 18589), (11977, 17307), (13461, 15399)]