81974055

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{1163}}^1$

素因数の和:1335

約数の個数: 32

約数和(自身を含む): 135880704

約数和(自身を除く): 53906649

約数列:

[1, 3, 5, 15, 37, 111, 127, 185, 381, 555, 635, 1163, 1905, 3489, 4699, 5815, 14097, 17445, 23495, 43031, 70485, 129093, 147701, 215155, 443103, 645465, 738505, 2215515, 5464937, 16394811, 27324685, 81974055]

約数ペア:

[(1, 81974055), (3, 27324685), (5, 16394811), (15, 5464937), (37, 2215515), (111, 738505), (127, 645465), (185, 443103), (381, 215155), (555, 147701), (635, 129093), (1163, 70485), (1905, 43031), (3489, 23495), (4699, 17445), (5815, 14097)]