402715431

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{281}}^1$

素因数の和:369

約数の個数: 72

約数和(自身を含む): 675277200

約数和(自身を除く): 272561769

約数列:

[1, 3, 9, 17, 19, 29, 51, 57, 87, 153, 171, 261, 281, 289, 323, 493, 551, 843, 867, 969, 1479, 1653, 2529, 2601, 2907, 4437, 4777, 4959, 5339, 5491, 8149, 8381, 9367, 14331, 16017, 16473, 24447, 25143, 28101, 42993, 48051, 49419, 73341, 75429, 81209, 84303, 90763, 138533, 154831, 159239, 243627, 272289, 415599, 464493, 477717, 730881, 816867, 1246797, 1393479, 1433151, 1542971, 2355061, 2632127, 4628913, 7065183, 7896381, 13886739, 21195549, 23689143, 44746159, 134238477, 402715431]

約数ペア:

[(1, 402715431), (3, 134238477), (9, 44746159), (17, 23689143), (19, 21195549), (29, 13886739), (51, 7896381), (57, 7065183), (87, 4628913), (153, 2632127), (171, 2355061), (261, 1542971), (281, 1433151), (289, 1393479), (323, 1246797), (493, 816867), (551, 730881), (843, 477717), (867, 464493), (969, 415599), (1479, 272289), (1653, 243627), (2529, 159239), (2601, 154831), (2907, 138533), (4437, 90763), (4777, 84303), (4959, 81209), (5339, 75429), (5491, 73341), (8149, 49419), (8381, 48051), (9367, 42993), (14331, 28101), (16017, 25143), (16473, 24447)]