81446085

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{859}}^1$

素因数の和:927

約数の個数: 72

約数和(自身を含む): 168236640

約数和(自身を除く): 86790555

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 43, 45, 49, 63, 105, 129, 147, 215, 245, 301, 315, 387, 441, 645, 735, 859, 903, 1505, 1935, 2107, 2205, 2577, 2709, 4295, 4515, 6013, 6321, 7731, 10535, 12885, 13545, 18039, 18963, 30065, 31605, 36937, 38655, 42091, 54117, 90195, 94815, 110811, 126273, 184685, 210455, 258559, 270585, 332433, 378819, 554055, 631365, 775677, 1292795, 1662165, 1809913, 1894095, 2327031, 3878385, 5429739, 9049565, 11635155, 16289217, 27148695, 81446085]

約数ペア:

[(1, 81446085), (3, 27148695), (5, 16289217), (7, 11635155), (9, 9049565), (15, 5429739), (21, 3878385), (35, 2327031), (43, 1894095), (45, 1809913), (49, 1662165), (63, 1292795), (105, 775677), (129, 631365), (147, 554055), (215, 378819), (245, 332433), (301, 270585), (315, 258559), (387, 210455), (441, 184685), (645, 126273), (735, 110811), (859, 94815), (903, 90195), (1505, 54117), (1935, 42091), (2107, 38655), (2205, 36937), (2577, 31605), (2709, 30065), (4295, 18963), (4515, 18039), (6013, 13545), (6321, 12885), (7731, 10535)]