408068391

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{307}}^1\times {\mathrm{389}}^1$

素因数の和:783

約数の個数: 32

約数和(自身を含む): 588107520

約数和(自身を除く): 180039129

約数列:

[1, 3, 17, 51, 67, 201, 307, 389, 921, 1139, 1167, 3417, 5219, 6613, 15657, 19839, 20569, 26063, 61707, 78189, 119423, 349673, 358269, 443071, 1049019, 1329213, 2030191, 6090573, 8001341, 24004023, 136022797, 408068391]

約数ペア:

[(1, 408068391), (3, 136022797), (17, 24004023), (51, 8001341), (67, 6090573), (201, 2030191), (307, 1329213), (389, 1049019), (921, 443071), (1139, 358269), (1167, 349673), (3417, 119423), (5219, 78189), (6613, 61707), (15657, 26063), (19839, 20569)]