215545128

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{242731}}^1$

素因数の和:242777

約数の個数: 32

約数和(自身を含む): 553428960

約数和(自身を除く): 337883832

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 148, 222, 296, 444, 888, 242731, 485462, 728193, 970924, 1456386, 1941848, 2912772, 5825544, 8981047, 17962094, 26943141, 35924188, 53886282, 71848376, 107772564, 215545128]

約数ペア:

[(1, 215545128), (2, 107772564), (3, 71848376), (4, 53886282), (6, 35924188), (8, 26943141), (12, 17962094), (24, 8981047), (37, 5825544), (74, 2912772), (111, 1941848), (148, 1456386), (222, 970924), (296, 728193), (444, 485462), (888, 242731)]