71176455

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{691}}^1$

素因数の和:821

約数の個数: 64

約数和(自身を含む): 146150400

約数和(自身を除く): 74973945

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 109, 135, 189, 315, 327, 545, 691, 763, 945, 981, 1635, 2073, 2289, 2943, 3455, 3815, 4837, 4905, 6219, 6867, 10365, 11445, 14511, 14715, 18657, 20601, 24185, 31095, 34335, 43533, 72555, 75319, 93285, 103005, 130599, 217665, 225957, 376595, 527233, 652995, 677871, 1129785, 1581699, 2033613, 2636165, 3389355, 4745097, 7908495, 10168065, 14235291, 23725485, 71176455]

約数ペア:

[(1, 71176455), (3, 23725485), (5, 14235291), (7, 10168065), (9, 7908495), (15, 4745097), (21, 3389355), (27, 2636165), (35, 2033613), (45, 1581699), (63, 1129785), (105, 677871), (109, 652995), (135, 527233), (189, 376595), (315, 225957), (327, 217665), (545, 130599), (691, 103005), (763, 93285), (945, 75319), (981, 72555), (1635, 43533), (2073, 34335), (2289, 31095), (2943, 24185), (3455, 20601), (3815, 18657), (4837, 14715), (4905, 14511), (6219, 11445), (6867, 10365)]