215042456

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61511}}^1$

素因数の和:61559

約数の個数: 32

約数和(自身を含む): 442886400

約数和(自身を除く): 227843944

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 76, 92, 152, 184, 437, 874, 1748, 3496, 61511, 123022, 246044, 492088, 1168709, 1414753, 2337418, 2829506, 4674836, 5659012, 9349672, 11318024, 26880307, 53760614, 107521228, 215042456]

約数ペア:

[(1, 215042456), (2, 107521228), (4, 53760614), (8, 26880307), (19, 11318024), (23, 9349672), (38, 5659012), (46, 4674836), (76, 2829506), (92, 2337418), (152, 1414753), (184, 1168709), (437, 492088), (874, 246044), (1748, 123022), (3496, 61511)]