78728615

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{431}}^1$

素因数の和:767

約数の個数: 32

約数和(自身を含む): 114960384

約数和(自身を除く): 36231769

約数列:

[1, 5, 7, 17, 35, 85, 119, 307, 431, 595, 1535, 2149, 2155, 3017, 5219, 7327, 10745, 15085, 26095, 36533, 36635, 51289, 132317, 182665, 256445, 661585, 926219, 2249389, 4631095, 11246945, 15745723, 78728615]

約数ペア:

[(1, 78728615), (5, 15745723), (7, 11246945), (17, 4631095), (35, 2249389), (85, 926219), (119, 661585), (307, 256445), (431, 182665), (595, 132317), (1535, 51289), (2149, 36635), (2155, 36533), (3017, 26095), (5219, 15085), (7327, 10745)]