81720343365

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1481}}^1\times {\mathrm{28081}}^1$

素因数の和:29701

約数の個数: 32

約数和(自身を含む): 131844316032

約数和(自身を除く): 50123972667

約数列:

[1, 3, 5, 15, 131, 393, 655, 1481, 1965, 4443, 7405, 22215, 28081, 84243, 140405, 194011, 421215, 582033, 970055, 2910165, 3678611, 11035833, 18393055, 41587961, 55179165, 124763883, 207939805, 623819415, 5448022891, 16344068673, 27240114455, 81720343365]

約数ペア:

[(1, 81720343365), (3, 27240114455), (5, 16344068673), (15, 5448022891), (131, 623819415), (393, 207939805), (655, 124763883), (1481, 55179165), (1965, 41587961), (4443, 18393055), (7405, 11035833), (22215, 3678611), (28081, 2910165), (84243, 970055), (140405, 582033), (194011, 421215)]