87993855

素因数分解:

$3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 156349440

約数和(自身を除く): 68355585

約数列:

[1, 3, 5, 9, 15, 45, 89, 127, 173, 267, 381, 445, 519, 635, 801, 865, 1143, 1335, 1557, 1905, 2595, 4005, 5715, 7785, 11303, 15397, 21971, 33909, 46191, 56515, 65913, 76985, 101727, 109855, 138573, 169545, 197739, 230955, 329565, 508635, 692865, 988695, 1955419, 5866257, 9777095, 17598771, 29331285, 87993855]

約数ペア:

[(1, 87993855), (3, 29331285), (5, 17598771), (9, 9777095), (15, 5866257), (45, 1955419), (89, 988695), (127, 692865), (173, 508635), (267, 329565), (381, 230955), (445, 197739), (519, 169545), (635, 138573), (801, 109855), (865, 101727), (1143, 76985), (1335, 65913), (1557, 56515), (1905, 46191), (2595, 33909), (4005, 21971), (5715, 15397), (7785, 11303)]